:root{--bg:#0e1216;--panel:#161c22;--panel2:#11161b;--line:#242e38;--fg:#e6edf3;
  --dim:#8b98a5;--accent:#5ac8fa;--ok:#3fb950;--warn:#f0883e}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);
  font:15px/1.5 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
button{font:inherit;cursor:pointer}

/* wordmark: the exaba glyph is the E in "E-mail" */
.wordmark{display:flex;align-items:center;gap:.05em;margin:0;font-size:1.05rem;
  font-weight:600;letter-spacing:-.02em}
.wordmark .glyph{width:1.15em;height:1.15em;color:var(--accent);display:block}

/* ---------- sign in ---------- */
body.centred{display:grid;place-items:center;min-height:100dvh}
.signin{background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:2rem 1.6rem;width:min(92vw,380px);text-align:center}
.signin .wordmark{justify-content:center;font-size:1.6rem;margin-bottom:1.5rem}
.signin label{display:block;text-align:left;font-size:.75rem;color:var(--dim);
  text-transform:uppercase;letter-spacing:.08em;margin-bottom:.35rem}
.signin input{width:100%;background:#0b0f13;color:var(--fg);border:1px solid var(--line);
  border-radius:8px;padding:.7rem .75rem;font-size:1rem;margin-bottom:.9rem}
.signin input:focus{outline:2px solid var(--accent);outline-offset:1px}
.signin button{width:100%;background:var(--accent);color:#06283a;border:0;border-radius:8px;
  padding:.6rem 1rem;font-weight:650}
#code,#ecode,#tcode{letter-spacing:.5em;text-align:center;
  font:1.3rem ui-monospace,SFMono-Regular,Menlo,monospace}
.or{color:var(--dim);font-size:.78rem;margin:.9rem 0 .5rem;position:relative}
button.link{background:none;color:var(--dim);border:0;font-weight:400;font-size:.82rem;
  margin-top:.7rem;text-decoration:underline;width:auto}
.msg{min-height:1.2em;font-size:.85rem;color:var(--accent);margin:.8rem 0 0}
.msg.bad{color:var(--warn)}
.foot{color:var(--dim);font-size:.75rem;margin:1.2rem 0 0;line-height:1.45}
.qr{background:#fff;padding:.6rem;border-radius:10px;display:inline-block;margin:.4rem 0 .8rem}
.qr img{display:block}
details{text-align:left;margin:.2rem 0 .8rem}
summary{color:var(--dim);font-size:.8rem;cursor:pointer}
.secret{font:14px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--accent);
  letter-spacing:.06em;word-break:break-all;margin:.4rem 0 0}
.hint{color:var(--dim);font-size:.83rem;margin:.2rem 0 .8rem}

/* ---------- app shell ---------- */
body.app{display:flex;flex-direction:column;overflow:hidden}
.bar{display:flex;align-items:center;gap:.7rem;padding:.6rem .9rem;border-bottom:1px solid var(--line);
  padding-top:calc(.6rem + env(safe-area-inset-top));position:relative;flex:0 0 auto}
.spacer{flex:1}
.badge{font-size:.72rem;color:var(--dim);border:1px solid var(--line);border-radius:999px;
  padding:.15rem .55rem;white-space:nowrap}
.icon{background:none;border:0;color:var(--fg);font-size:1.1rem;padding:.2rem .4rem;display:none}
.avatar{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#1d252d;
  color:var(--accent);font-size:.75rem;font-weight:700;letter-spacing:.02em}
.avatar.big{width:44px;height:44px;font-size:.95rem;display:grid;place-items:center}
.menu{position:absolute;right:.9rem;top:calc(100% + .4rem);background:var(--panel);
  border:1px solid var(--line);border-radius:12px;padding:1rem;width:min(90vw,290px);z-index:20;
  box-shadow:0 12px 32px rgba(0,0,0,.5)}
.me{display:flex;gap:.7rem;align-items:center;margin-bottom:.8rem}
.me strong{display:block;font-size:.9rem;font-weight:600}
.stats{display:grid;grid-template-columns:auto 1fr;gap:.25rem .8rem;margin:0 0 .9rem;font-size:.82rem}
.stats dt{color:var(--dim)}
.stats dd{margin:0}
.ghost{background:none;border:1px solid var(--line);color:var(--fg);border-radius:8px;
  padding:.45rem .8rem;font-size:.85rem;width:100%;margin-top:.4rem}
.ghost:hover{border-color:var(--accent);color:var(--accent)}
.ghost.small{width:auto;padding:.25rem .6rem;font-size:.78rem;margin:0}
.primary{background:var(--accent);color:#06283a;border:0;border-radius:8px;padding:.5rem 1rem;
  font-weight:650;font-size:.88rem}
.pill{font-size:.66rem;border:1px solid var(--line);border-radius:999px;padding:.08rem .45rem;
  color:var(--dim);text-transform:uppercase;letter-spacing:.06em}
.pill.admin{color:var(--ok);border-color:var(--ok)}

.layout{flex:1;display:grid;grid-template-columns:200px 340px 1fr;min-height:0}
.folders{border-right:1px solid var(--line);padding:.6rem;overflow-y:auto;background:var(--panel2)}
.folder{display:flex;justify-content:space-between;align-items:center;width:100%;background:none;
  border:0;color:var(--dim);text-align:left;padding:.45rem .6rem;border-radius:8px;font-size:.88rem}
.folder:hover{background:#1d252d;color:var(--fg)}
.folder.on{background:#1d252d;color:var(--accent);font-weight:600}
.folder em{font-style:normal;background:var(--accent);color:#06283a;border-radius:999px;
  padding:0 .4rem;font-size:.7rem;font-weight:700}
.folder i{font-style:normal;font-size:.72rem;color:var(--dim)}
.admin-link{margin-top:.8rem;border-top:1px solid var(--line);padding-top:.7rem;border-radius:0}

.list{border-right:1px solid var(--line);display:flex;flex-direction:column;min-height:0}
.listhead{display:flex;align-items:center;gap:.7rem;padding:.6rem .8rem;border-bottom:1px solid var(--line)}
.listhead span{font-size:.78rem;color:var(--dim);text-transform:uppercase;letter-spacing:.08em}
.list ul{list-style:none;margin:0;padding:0;overflow-y:auto;flex:1}
.row{padding:.6rem .8rem;border-bottom:1px solid var(--line);cursor:pointer}
.row:hover,.row:focus-visible{background:#1a2129;outline:none}
.row.unseen .who,.row.unseen .subj{font-weight:700;color:var(--fg)}
.r1{display:flex;justify-content:space-between;gap:.6rem;font-size:.84rem}
.who{color:var(--dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.r1 time{color:var(--dim);font-size:.75rem;flex:0 0 auto}
.subj{font-size:.86rem;color:var(--dim);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  margin-top:.15rem}

.reader{padding:1.2rem;overflow-y:auto;min-height:0}
.reader h2{font-size:1.15rem;margin:0 0 .8rem}
.kv{display:grid;grid-template-columns:auto 1fr;gap:.2rem .8rem;font-size:.82rem;color:var(--dim)}
.kv b{color:var(--fg);font-weight:500}
.acts{display:flex;gap:.5rem;margin:.9rem 0}
.acts .ghost{width:auto;margin:0}
.body{margin-top:.6rem;padding-top:.9rem;border-top:1px solid var(--line);white-space:pre-wrap;
  font-size:.9rem}

/* ---------- dialogs ---------- */
dialog{background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:14px;
  padding:1.4rem;width:min(94vw,640px);max-height:88vh}
dialog::backdrop{background:rgba(0,0,0,.6)}
dialog h2{margin:0 0 1rem;font-size:1.05rem}
dialog label{display:block;font-size:.75rem;color:var(--dim);text-transform:uppercase;
  letter-spacing:.08em;margin-bottom:.7rem}
dialog input,dialog textarea,dialog select{width:100%;background:#0b0f13;color:var(--fg);
  border:1px solid var(--line);border-radius:8px;padding:.55rem .65rem;font:inherit;margin-top:.3rem}
dialog textarea{resize:vertical;font:14px/1.5 ui-sans-serif,system-ui}
dialog menu{display:flex;gap:.6rem;justify-content:flex-end;padding:0;margin:1rem 0 0}
dialog menu .ghost{width:auto;margin:0}
.admin{max-height:80vh;overflow-y:auto}
.tabs{display:flex;gap:.4rem;margin-bottom:1rem;border-bottom:1px solid var(--line)}
.tabs button{background:none;border:0;color:var(--dim);padding:.5rem .8rem;font-size:.85rem;
  border-bottom:2px solid transparent}
.tabs button.on{color:var(--accent);border-bottom-color:var(--accent)}
table{width:100%;border-collapse:collapse;font-size:.83rem}
th{text-align:left;color:var(--dim);font-weight:500;font-size:.7rem;text-transform:uppercase;
  letter-spacing:.07em;padding:.35rem .4rem;border-bottom:1px solid var(--line)}
td{padding:.45rem .4rem;border-bottom:1px solid var(--line);vertical-align:middle}
td.mono{font:11.5px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--dim);word-break:break-all}
td.ok{color:var(--ok)}
td.warn{color:var(--warn)}
.row-inline,.row{}
.admin .row{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.9rem;padding:0;border:0;cursor:auto}
.admin .row input,.admin .row select{flex:1 1 160px;width:auto;margin:0}
.admin .row button{flex:0 0 auto}
.domain{border:1px solid var(--line);border-radius:10px;padding:.9rem;margin-bottom:.8rem}
.domain h3{margin:0 0 .5rem;font-size:.95rem}
.steps{margin:0 0 .8rem;padding-left:1.1rem;font-size:.83rem;color:var(--dim);line-height:1.7}
code{font:12px ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--accent);
  background:#0b0f13;padding:.1rem .35rem;border-radius:4px;word-break:break-all}

/* ---------- narrow ---------- */
@media(max-width:900px){
  .icon{display:block}
  .layout{grid-template-columns:1fr}
  .folders{position:absolute;top:0;left:0;bottom:0;width:220px;z-index:15;transform:translateX(-105%);
    transition:transform .18s ease}
  body.nav-open .folders{transform:none}
  .list{border-right:0}
  .reader{display:none}
  .reader.open{display:block;position:absolute;inset:0;top:53px;background:var(--bg);z-index:10}
}

/* ---------- calendar ---------- */
.cal{margin-top:1rem;border-top:1px solid var(--line);padding-top:.8rem}
.calhead{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}
.calhead strong{font-size:.8rem;font-weight:600}
.icon2{background:none;border:0;color:var(--dim);font-size:1rem;padding:0 .35rem;line-height:1}
.icon2:hover{color:var(--accent)}
.calgrid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;font-size:.7rem}
.calgrid span{text-align:center;color:var(--dim);padding:.2rem 0;font-size:.62rem}
.calgrid button{background:none;border:0;color:var(--dim);padding:.25rem 0;border-radius:5px;
  position:relative}
.calgrid button:hover{background:#1d252d;color:var(--fg)}
.calgrid button.other{opacity:.3}
.calgrid button.today{color:var(--accent);font-weight:700}
.calgrid button.sel{background:var(--accent);color:#06283a;font-weight:700}
.calgrid button.has::after{content:"";position:absolute;left:50%;bottom:1px;width:3px;height:3px;
  border-radius:50%;background:var(--ok);transform:translateX(-50%)}
.cal .ghost.small{width:100%;margin-top:.5rem}
.two{display:grid;grid-template-columns:1fr 1fr 1fr;gap:.5rem}
.evrow{padding:.6rem .8rem;border-bottom:1px solid var(--line)}
.evrow .t{font-size:.75rem;color:var(--accent)}
.evrow .s{font-size:.9rem;font-weight:600}
.evrow .m{font-size:.78rem;color:var(--dim)}

.viewtabs{display:flex;align-items:center;gap:.4rem;margin:.6rem 0 0}
.viewtabs button{background:none;border:1px solid var(--line);color:var(--dim);border-radius:6px;
  padding:.2rem .6rem;font-size:.78rem}
.viewtabs button.on{color:var(--accent);border-color:var(--accent)}
.viewtabs .hint{margin:0 0 0 auto;font-size:.72rem}
.htmlview{width:100%;min-height:340px;border:1px solid var(--line);border-radius:8px;
  margin-top:.9rem;background:#0e1216}

.authmark{flex:0 0 auto;font-size:.8rem;width:1em;text-align:center}
.authmark.pass,.authmark.internal{color:var(--ok)}
.authmark.fail{color:var(--warn)}
.authmark.unknown{color:var(--dim)}