:root{
  --bg:#0e1116; --card:#171c24; --card2:#1d232d; --line:#2a323d;
  --text:#e6eaf0; --muted:#8a94a3; --accent:#4c8dff; --ok:#3fb950; --warn:#d29922; --danger:#f85149;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);
  font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:12px 20px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:8px;color:var(--text);font-weight:600}
.topbar nav{display:flex;align-items:center;gap:18px}
.who{color:var(--muted);font-size:13px}
.logo-mark{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:7px;
  background:var(--accent);color:#fff;font-weight:700}
.logo-mark.big{width:52px;height:52px;border-radius:14px;font-size:26px;margin:0 auto 10px}

.container{max-width:960px;margin:24px auto;padding:0 20px}
.container.guest{max-width:380px;margin-top:10vh}

.card{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:18px 20px;margin:0 0 18px}
.page-head{display:flex;align-items:center;gap:12px;margin:0 0 16px}
h1{font-size:22px;margin:0}
h2{font-size:16px;margin:0 0 12px}

label{display:block;margin:0 0 12px;color:var(--muted);font-size:13px}
input,select{width:100%;margin-top:5px;padding:9px 11px;background:var(--card2);
  border:1px solid var(--line);border-radius:8px;color:var(--text);font-size:14px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row input,.row select{width:auto;margin-top:0;flex:1;min-width:120px}
.row .at{color:var(--muted)}
.stack input,.stack select{width:100%}

button{cursor:pointer;font-size:14px}
button.primary{padding:9px 16px;background:var(--accent);color:#fff;border:0;border-radius:8px;font-weight:600}
button.primary:hover{filter:brightness(1.1)}
button.link{background:none;border:0;color:var(--accent);padding:4px}
button.link.danger{color:var(--danger)}
.inline{display:inline}
.toolbar{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin:0 0 12px}

table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);font-size:14px}
th{color:var(--muted);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
tr.off td,tr.off a{opacity:.5}
tr.unseen td{font-weight:600}
.actions{display:flex;gap:10px;white-space:nowrap}

.muted{color:var(--muted)}
.ok{color:var(--ok)}
.warn{color:var(--warn)}
.error{color:var(--danger);margin:0 0 12px}
.badge{display:inline-block;min-width:18px;padding:0 6px;background:var(--accent);color:#fff;
  border-radius:9px;font-size:12px;text-align:center}

.login-card{text-align:center}
.login-card form{text-align:left;margin-top:16px}
.login-card button{width:100%;margin-top:6px}

.checks{display:flex;flex-wrap:wrap;gap:8px 18px;margin:8px 0}
.check{display:flex;align-items:center;gap:6px;color:var(--text);margin:0}
.check input{width:auto;margin:0}

pre.dns{background:#0b0e13;border:1px solid var(--line);border-radius:8px;padding:12px;
  overflow:auto;color:#c9d4e3;font-size:13px}
.meta{display:grid;grid-template-columns:120px 1fr;gap:6px 14px;margin:0 0 14px}
.meta dt{color:var(--muted)}
.meta dd{margin:0}
.atts{list-style:none;padding:0;margin:0}
.atts li{padding:6px 0;border-bottom:1px solid var(--line)}
.mailbody{width:100%;min-height:400px;border:0;background:#fff;border-radius:8px}
.mailtext{white-space:pre-wrap;word-break:break-word;margin:0;font:14px/1.5 ui-monospace,monospace}
@media(max-width:600px){.meta{grid-template-columns:1fr}.container{padding:0 14px}}