:root{font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:#182339;background:#f5f7fa;font-synthesis:none;font-size:14px;--muted:#5d687b;--line:#dde3eb;--blue:#2459d3}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;transition:background .15s,color .15s;border:1px solid var(--line);background:white;border-radius:7px;padding:10px 15px;color:#26364d;font-weight:600;min-height:42px}button:hover{background:#edf2f8}button:disabled{cursor:default;opacity:.5}button.primary{background:var(--blue);color:white;border-color:var(--blue)}button.primary:hover{background:#1d49af}a{color:var(--blue)}:focus-visible{outline:3px solid #6294f5;outline-offset:3px}[hidden]{display:none!important}
.shell{display:grid;grid-template-columns:224px 1fr;min-height:100vh}.sidebar{background:#fff;border-right:1px solid var(--line);padding:32px 22px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;color:#1b2b42;font-size:22px;font-weight:750;letter-spacing:-.7px;text-decoration:none}.mark{display:grid;place-items:center;border-radius:9px;width:34px;height:34px;background:var(--blue);color:white;font-size:20px;letter-spacing:-2px;padding-right:2px}nav{display:grid;gap:8px;margin-top:48px}.nav-button{text-align:left;border:0;background:transparent;padding:13px 16px;color:var(--muted)}.nav-button.active{background:#edf3ff;color:#234eaf}.sidebar-bottom{margin-top:auto;color:var(--muted);font-size:12px;padding-top:40px}.dot{display:inline-block;background:#227b62;width:6px;height:6px;border-radius:50%;margin-right:5px}.text-button{border:0;background:none;color:var(--muted);padding:10px 0;display:block}
main{min-width:0;width:100%;max-width:1510px;padding:44px clamp(20px,3.5vw,64px);margin:auto}.page-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:30px}h1{font-size:30px;letter-spacing:-.7px;line-height:1.3;margin:8px 0 12px;font-weight:700}h2{font-size:18px;margin:0 0 22px}p{line-height:1.7;margin:8px 0}.eyebrow{font-size:11px;font-weight:700;letter-spacing:1.8px;color:#637188}.muted,.footnote{color:var(--muted);font-size:13px}.actions{display:flex;gap:8px;align-items:center}.panel{background:#fff;border:1px solid var(--line);border-radius:10px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:26px}.stat{background:white;border:1px solid var(--line);border-radius:10px;padding:22px}.stat-label{font-size:13px;color:var(--muted)}.stat-number{font-size:34px;letter-spacing:-1px;font-weight:650;margin-top:12px;font-variant-numeric:tabular-nums}.filters{display:flex;align-items:end;gap:12px;padding:22px;border-bottom:1px solid var(--line);flex-wrap:wrap}.filters label{min-width:140px}.filters .search{flex:1;min-width:200px}label{display:flex;flex-direction:column;gap:8px;color:#405069;font-size:13px;font-weight:500}input,select{width:100%;border:1px solid #cbd4df;border-radius:6px;padding:10px 12px;background:white;color:#17253b;min-height:42px}input[readonly]{background:#f5f7fa;color:var(--muted)}input::placeholder{color:#717d8c;font-size:13px}code{font-family:Consolas,monospace;font-size:12px;overflow-wrap:anywhere}
.table-scroll{overflow:auto}table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap}th{background:#fafbfd;color:#667388;font-size:12px;font-weight:600;padding:14px 20px}td{padding:18px 20px;border-top:1px solid #edf0f5;font-size:13px;vertical-align:middle}tbody tr:hover{background:#fafcff}.mail-title{display:block;max-width:340px;text-overflow:ellipsis;overflow:hidden;font-weight:600;margin-bottom:5px}.secondary{color:var(--muted);font-size:12px;display:block}.mono{font-family:Consolas,monospace}.badge{display:inline-flex;align-items:center;padding:5px 8px;border-radius:5px;font-size:12px;font-weight:600;background:#eef2f6;color:#4f5e73}.badge.accepted{color:#19664e;background:#eaf6ef}.badge.failed,.badge.expired{color:#9d333d;background:#fceef0}.badge.retry_wait,.badge.uncertain{color:#8d5b0a;background:#fff4df}.badge.sending,.badge.queued{color:#2354b6;background:#edf3ff}.row-action{padding:6px 10px;min-height:36px;font-size:12px}.pagination{display:flex;align-items:center;justify-content:space-between;padding:16px 22px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.footnote{margin:16px 0 24px}.empty{text-align:center;padding:55px 20px;color:var(--muted)}.health{padding:20px}summary{cursor:pointer;font-weight:600}#activity{display:grid;gap:12px;margin-top:20px}.activity-row{display:flex;justify-content:space-between;gap:20px;font-size:12px;border-top:1px solid #edf0f5;padding-top:12px}
.auth{max-width:470px;margin:10vh auto}.auth h1{font-size:32px}.auth-form{margin-top:28px;padding:28px;display:grid;gap:22px}.settings-section{padding:26px;margin-bottom:20px}.section-header{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:20px}.section-header h2{margin:0}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 26px}fieldset{min-width:0;margin:20px 0 0;padding:22px;border:1px solid var(--line);border-radius:7px}legend{font-weight:600;padding:0 8px}.remove{margin-top:20px;color:#9d333d;border-color:#ecd4d8}.input-action{display:flex;gap:8px;align-items:center}.input-action button{white-space:nowrap;padding:10px}.save-bar{display:flex;align-items:center;justify-content:space-between;gap:30px;padding:14px 0 30px}.save-bar button{flex-shrink:0}.save-bar p{max-width:650px}.error{color:#9b303c}#notice{position:sticky;top:16px;z-index:10;border:1px solid #9ec2f5;border-radius:8px;padding:14px 20px;background:#edf5ff;color:#204984;margin-bottom:22px;overflow-wrap:anywhere}#notice.error{background:#fff0f1;border-color:#e8b2ba;color:#922e3a}
dialog{width:min(640px,calc(100% - 32px));max-height:86vh;border:1px solid var(--line);border-radius:12px;padding:28px;box-shadow:0 24px 80px #1b2b4225;overflow:auto}dialog::backdrop{background:#16223566}.dialog-header{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:24px}.dialog-header h2{margin:0}dialog label{margin-bottom:22px}dl{display:grid;grid-template-columns:100px 1fr;gap:14px;margin:0 0 28px;font-size:13px}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere}.timeline{padding-left:20px;display:grid;gap:16px;font-size:13px}.timeline li::marker{color:#8da2c2}.timeline small{display:block;color:var(--muted);margin-top:5px}
@media(min-width:1500px){main{align-self:start}}@media(max-width:1100px){.shell{grid-template-columns:180px 1fr}.sidebar{padding:25px 16px}.brand{font-size:20px}main{padding:30px 22px}.stats{gap:10px}.stat{padding:18px}.page-header{align-items:start;flex-direction:column}}
@media(max-width:700px){.shell{display:block}.sidebar{position:static;height:auto;padding:16px 20px;border-right:0;border-bottom:1px solid var(--line);gap:16px}.brand{font-size:20px}.sidebar nav{display:flex;margin:0;gap:8px}.nav-button{flex:1;text-align:center}.sidebar-bottom{padding:0;position:absolute;right:20px;top:18px;font-size:0}.sidebar-bottom .dot{display:none}.text-button{font-size:12px;padding:0;min-height:34px}main{padding:26px 16px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stat-number{font-size:29px}.page-header{gap:14px}h1{font-size:27px}.filters{padding:16px;gap:10px}.filters label{min-width:0;flex:1}.filters .search{min-width:100%;order:2}.filters>button{order:3;width:100%}.settings-section{padding:20px 16px}.form-grid{grid-template-columns:1fr;gap:18px}fieldset{padding:18px 12px}.save-bar{flex-direction:column;gap:12px;align-items:stretch}.auth{margin:5vh auto}.auth-form{padding:22px}.pagination{padding:14px 12px}.activity-row{flex-direction:column;gap:6px}.mail-title{max-width:240px}dialog{padding:22px}dl{grid-template-columns:75px 1fr}}
.settings-tabs{display:flex;gap:6px;padding:6px;background:#e9edf4;border:1px solid var(--line);border-radius:12px;margin:0 0 22px;overflow-x:auto}.settings-tabs button{flex:1;border:0;background:transparent;color:var(--muted);white-space:nowrap;padding:13px 20px}.settings-tabs button[aria-selected=true]{background:white;color:#204aab;box-shadow:0 2px 6px #1823390c}.settings-tabs button:hover{color:#204aab}.settings-section[role=tabpanel]{min-height:330px}.setting-note{padding:18px 20px;margin-top:30px;background:#f4f7fc;border-radius:8px;color:var(--muted);line-height:1.7;font-size:13px}.security-policy{margin-top:32px;padding:24px;display:flex;align-items:flex-start;gap:20px;border:1px solid #cbd9ed;background:#f5f8fe;border-radius:10px}.security-policy strong{font-size:14px}.security-policy p{max-width:650px;color:var(--muted);font-size:13px;margin-bottom:0}.policy-mark{flex-shrink:0;display:grid;place-items:center;width:46px;height:46px;background:#e1ebff;color:#2854b4;border-radius:13px;font-size:24px;font-weight:750}.unlock-fields{padding:18px;background:#fff7e9;border:1px solid #e6c58b;border-radius:8px}.unlock-fields p{font-size:13px;color:#79541a;margin:0 0 16px;line-height:1.8}.back-home{display:block;text-align:center;font-size:13px;margin-top:24px;text-decoration:none;color:var(--muted)}.back-home:hover{color:var(--blue)}select[multiple]{padding:6px}select[multiple] option{padding:10px;border-radius:4px}select[multiple] option:checked{background:#e7efff;color:#204aab}.brand img.mark{padding:0}.save-bar{position:sticky;bottom:0;background:#f5f7faf5;backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:20px 0;margin-top:12px;z-index:2}
@media(max-width:700px){.settings-tabs{gap:2px;padding:4px}.settings-tabs button{padding:12px 10px;font-size:12px}.security-policy{padding:18px;gap:14px}.policy-mark{width:36px;height:36px;font-size:21px}.save-bar{padding:14px 0}.settings-section[role=tabpanel]{min-height:0}}
.activity-row{align-items:flex-start}.activity-detail{flex:1;min-width:0;line-height:1.8}.activity-row>.mono{min-width:140px;overflow-wrap:anywhere}.activity-row>button{flex-shrink:0}.retry-info{font-size:12px;color:#8d5b0a;line-height:1.7;margin-top:6px;white-space:normal}.retry-info .secondary{margin-top:2px}.activity-detail>.secondary{margin-top:4px}td .row-action+button{margin-left:8px}
@media(max-width:700px){.activity-row>button{align-self:flex-start;margin-top:6px}.activity-row>.mono{min-width:0}.retry-info{min-width:170px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}