/* Mail: Postfach je Nutzer (IMAP/SMTP) */
.page:has(> .mb){max-width:none}
.mb{display:grid;grid-template-columns:210px minmax(300px,400px) minmax(0,1fr);height:calc(100dvh - 150px);min-height:460px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden}
.mb-folders{display:flex;flex-direction:column;gap:6px;padding:14px 10px;border-right:1px solid var(--line);background:var(--surface-2);min-height:0}
.mb-compose-big{justify-content:center;margin-bottom:8px;padding:10px 16px}
.mb-folders nav{display:flex;flex-direction:column;gap:2px}
.mb-f{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--pill);color:var(--text);text-decoration:none;font-size:13.5px}
.mb-f:hover{background:var(--hover)}
.mb-f.on{background:var(--primary-soft);color:var(--primary);font-weight:600}
.mb-f span{flex:1}
.mb-cnt{font-size:11.5px;background:var(--accent);color:#fff;border-radius:var(--pill);padding:0 7px;min-width:20px;text-align:center;line-height:19px}
.mb-acct{margin-top:auto;display:flex;align-items:center;gap:4px;color:var(--muted);padding:6px 4px 0;border-top:1px solid var(--line)}
.mb-acct span{flex:1;min-width:0}

.mb-list{display:flex;flex-direction:column;min-height:0;border-right:1px solid var(--line)}
.mb-list-h{display:flex;gap:8px;align-items:center;padding:10px;border-bottom:1px solid var(--line)}
.mb-search{flex:1;display:flex;align-items:center;gap:6px;background:var(--surface-2);border-radius:var(--pill);padding:0 12px;color:var(--muted);min-width:0}
.mb-search input{border:0;background:transparent;padding:8px 0;width:100%;min-width:0;box-shadow:none;outline:none}
.mb-search input:focus{box-shadow:none}
.mb-toggle{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line-2);background:var(--surface);color:var(--muted);border-radius:var(--pill);padding:6px 11px;font-size:12px;cursor:pointer;white-space:nowrap;font-family:inherit}
.mb-toggle.on{background:var(--accent-soft);border-color:var(--accent);color:var(--text);font-weight:600}
.mb-err{padding:8px 12px;background:var(--warn-soft);color:var(--warn);border-bottom:1px solid var(--line)}
.mb-progress{height:2px;background:var(--primary-soft);overflow:hidden}
.mb-progress i{display:block;height:100%;width:35%;background:linear-gradient(90deg,var(--indigo),var(--cyan));animation:mbbar 1.1s ease-in-out infinite}
@keyframes mbbar{0%{transform:translateX(-100%)}100%{transform:translateX(300%)}}
.mb-items{flex:1;overflow-y:auto;overscroll-behavior:contain}
.mb-item{display:flex;gap:10px;padding:11px 12px 11px 10px;border-bottom:1px solid var(--line);cursor:pointer;position:relative;border-left:3px solid transparent}
.mb-item:hover{background:var(--hover)}
.mb-item.on{background:var(--primary-soft);border-left-color:var(--primary)}
.mb-item.unread{border-left-color:var(--accent)}
.mb-item.unread.on{border-left-color:var(--primary)}
.mb-item.unread .mb-from,.mb-item.unread .mb-subj{font-weight:600;color:var(--text)}
.mb-av{flex:none;width:34px;height:34px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:12px;font-weight:600}
.mb-av.lg{width:42px;height:42px;font-size:14px}
.mb-av.sm{width:26px;height:26px;font-size:10.5px}
.mb-it{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
.mb-it-top{display:flex;align-items:center;gap:6px;color:var(--muted)}
.mb-from{flex:1;font-size:13.5px;color:var(--text);font-weight:500}
.mb-it-top time{font-size:11.5px;white-space:nowrap}
.mb-subj{font-size:13px;color:var(--text)}
.mb-snip{font-size:12.5px;color:var(--muted)}
.mb-re{color:var(--accent);margin-right:4px}
.mb-chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:4px}
.mb-chip{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:500;padding:1px 9px;border-radius:var(--pill);background:var(--accent-soft);color:var(--text);text-decoration:none;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mb-chip.t{background:var(--good-soft);color:var(--good)}
a.mb-chip:hover{text-decoration:underline}
.mb-star{border:0;background:transparent;color:var(--faint);cursor:pointer;padding:2px;align-self:flex-start;border-radius:50%;line-height:0}
.mb-star:hover{color:var(--amber)}
.mb-star.on{color:#E9A72B}
.mb-star.on svg{fill:#FDCB6E}
.mb-more{margin:12px auto;display:flex}
.mb-none{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:40px 20px;color:var(--muted);height:100%;min-height:200px}
.mb-none b{color:var(--text)}
.mb-none kbd,.mb-setup kbd{font:inherit;font-size:11px;background:var(--surface-2);border:1px solid var(--line-2);border-radius:5px;padding:0 5px}
.mb-spin{width:22px;height:22px;border-radius:50%;border:2.5px solid var(--primary-soft);border-top-color:var(--primary);animation:mbspin .8s linear infinite}
@keyframes mbspin{to{transform:rotate(360deg)}}
.btn.mb-busy svg{animation:mbspin 1s linear infinite}

.mb-read{display:flex;flex-direction:column;min-height:0;min-width:0}
.mb-read-h{display:flex;align-items:center;gap:4px;padding:8px 12px;border-bottom:1px solid var(--line)}
.mb-tools{display:flex;align-items:center;gap:2px;flex-wrap:wrap;flex:1}
.mb-sep{width:1px;height:20px;background:var(--line-2);margin:0 6px}
.mb-taskbtn{margin-left:auto}
.mb-back{display:none}
.mb-read-b{flex:1;overflow-y:auto;padding:18px 24px 28px;display:flex;flex-direction:column;gap:12px;overscroll-behavior:contain}
.mb-h{font-size:19px;font-weight:600;margin:0;line-height:1.35;overflow-wrap:anywhere}
.mb-meta{display:flex;gap:12px;align-items:flex-start}
.mb-to{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mb-meta time{white-space:nowrap}
.mb-imgbar{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--r-sm);background:var(--surface-2);font-size:12.5px;color:var(--muted)}
.mb-body{border-radius:var(--r-sm);background:#fff;padding:12px 14px;border:1px solid var(--line)}
.mb-frame{display:block;width:100%;height:240px;border:0;background:#fff}
.mb-text{white-space:pre-wrap;overflow-wrap:anywhere;font-size:14px;line-height:1.6;color:#191919}
.mb-text a{color:var(--indigo)}
.mb-q{color:#6B6B80}
.mb-atts{display:flex;flex-wrap:wrap;gap:8px}
.mb-att{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid var(--line-2);border-radius:var(--pill);text-decoration:none;color:var(--text);font-size:12.5px;max-width:280px;background:var(--surface)}
.mb-att:hover{border-color:var(--primary);background:var(--primary-soft)}
.mb-att small{color:var(--muted);white-space:nowrap}
.mb-att.busy{opacity:.6}
.mb-x{border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:16px;line-height:1;padding:0 2px}
.mb-quick{display:flex;gap:8px;flex-wrap:wrap;padding-top:4px}

/* Verfassen */
.mb-comp{display:flex;flex-direction:column;gap:8px}
.mb-cf{display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line);padding-bottom:6px}
.mb-cf label{width:58px;flex:none;color:var(--muted);font-size:12.5px}
.mb-cf input{flex:1;border:0;background:transparent;box-shadow:none;padding:6px 2px;min-width:0}
.mb-cf input:focus{box-shadow:none;outline:none}
.mb-comp textarea{min-height:260px;font-size:14px;line-height:1.55;resize:vertical}

/* Einrichtung */
.mb-setup{max-width:760px;width:100%;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.mb-setup-hero{display:flex;gap:16px;align-items:center;padding:22px;border-radius:var(--r);color:#fff;background:linear-gradient(120deg,#3331A3,#3662FF)}
.mb-setup-hero h2{margin:0 0 4px;font-size:20px}
.mb-setup-hero p{margin:0;opacity:.92;font-size:13.5px;line-height:1.5}
.mb-setup-ic{flex:none;width:54px;height:54px;border-radius:16px;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center}
.mb-adv{margin-top:14px;border:1px solid var(--line);border-radius:var(--r-sm);padding:10px 14px}
.mb-adv summary{cursor:pointer;font-size:13px;color:var(--muted)}
.mb-adv[open] summary{margin-bottom:10px}
.mb-testres{margin-top:14px;display:flex;flex-direction:column;gap:6px;padding:12px 14px;border-radius:var(--r-sm);background:var(--surface-2)}
.mb-tr{font-size:13px}.mb-tr.ok{color:var(--good)}.mb-tr.bad{color:var(--bad)}
.mb-setup-f{margin-top:16px;flex-wrap:wrap}
.btn.danger-t{color:var(--bad)}

/* Kundenseite */
.mb-klist{display:flex;flex-direction:column}
.mb-krow{display:flex;align-items:center;gap:10px;padding:9px 18px;border-top:1px solid var(--line);color:var(--text);text-decoration:none;font-size:13px;min-width:0}
.mb-krow:hover{background:var(--hover)}
.mb-krow.unread b,.mb-krow.unread .grow{font-weight:600}
.mb-kwho{width:170px;flex:none;font-weight:500}
.mb-dir{width:20px;text-align:center;flex:none;font-weight:700}
.mb-dir.in{color:var(--accent)}.mb-dir.out{color:var(--primary)}

/* Dashboard-Kachel */
.mb-dash{display:flex;flex-direction:column;gap:6px;height:100%;min-height:0;color:var(--text);text-decoration:none}
.mb-dash-s,.mb-dash-empty{align-items:center;justify-content:center;text-align:center;color:var(--primary)}
.mb-dash-s b{font-size:30px;line-height:1;color:var(--text)}
.mb-dash-s small{color:var(--muted)}
.mb-dash-list{overflow:hidden}
.mb-drow{display:flex;gap:8px;align-items:center;padding:5px 4px;border-radius:var(--r-sm);color:var(--text);text-decoration:none;min-width:0}
.mb-drow:hover{background:var(--hover)}
.mb-dt{flex:1;min-width:0;display:flex;flex-direction:column}
.mb-d1{display:flex;gap:6px;align-items:baseline;min-width:0}
.mb-d1 b{flex:1;font-size:12.5px;font-weight:500}
.mb-drow.unread .mb-d1 b{font-weight:700}
.mb-d1 time{font-size:11px;color:var(--muted);white-space:nowrap}
.mb-dt .mb-chip{align-self:flex-start;margin-top:2px}

/* Mehrere Postfächer */
.mb-folders{overflow-y:auto}
.mb-accts{display:flex;flex-direction:column;gap:2px;margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}
.mb-accts h5{margin:0 0 4px 12px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.mb-acc-row{display:flex;align-items:center;position:relative}
.mb-acc{flex:1;min-width:0;display:flex;align-items:center;gap:9px;padding:7px 12px;border-radius:var(--pill);color:var(--text);text-decoration:none;font-size:13px}
.mb-acc:hover{background:var(--hover)}
.mb-acc.on{background:var(--surface);box-shadow:inset 0 0 0 1px var(--line-2);font-weight:600}
.mb-acc span.ell{flex:1;min-width:0}
.mb-adot{flex:none;display:inline-block;width:9px;height:9px;border-radius:50%;vertical-align:middle}
.mb-adot.all{width:10px;height:10px;background:conic-gradient(#3331A3 0 25%,#3662FF 0 50%,#E2733B 0 75%,#2E9D6A 0)}
.mb-it-top .mb-adot{margin-right:1px}
.mb-team{color:var(--muted);line-height:0}
.mb-aerr{flex:none;width:16px;height:16px;border-radius:50%;background:var(--warn-soft,#FFF1DC);color:var(--warn,#B86E00);font-size:11px;font-weight:700;display:inline-flex;align-items:center;justify-content:center}
.mb-acc-set{position:absolute;right:2px;opacity:0;transition:opacity .15s;background:var(--surface-2)}
.mb-acc-row:hover .mb-acc-set,.mb-acc-set:focus-visible{opacity:1}
.mb-addacc{display:flex;align-items:center;gap:7px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:12.5px;padding:7px 12px;border-radius:var(--pill);cursor:pointer;text-align:left}
.mb-addacc:hover{background:var(--hover);color:var(--text)}
.mb-inacc{margin-top:1px}
.mb-colors{display:flex;gap:8px;flex-wrap:wrap}
.mb-col{cursor:pointer;line-height:0}
.mb-col input{position:absolute;opacity:0;pointer-events:none}
.mb-col i{display:block;width:24px;height:24px;border-radius:50%;box-shadow:0 0 0 2px var(--surface),0 0 0 3px transparent;transition:box-shadow .15s}
.mb-col input:checked+i{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--text)}
.mb-col input:focus-visible+i{box-shadow:0 0 0 2px var(--surface),0 0 0 4px var(--primary)}
.mb-share{margin-top:16px;padding:12px 14px;border:1px dashed var(--line-2);border-radius:var(--r-sm);display:flex;flex-direction:column;gap:8px}
.mb-share h4{margin:0;display:flex;align-items:center;gap:7px;font-size:13.5px}
.mb-grants{display:flex;flex-wrap:wrap;gap:6px;padding-left:22px}
.mb-grants[hidden]{display:none}
.mb-grant{display:inline-flex;align-items:center;gap:6px;padding:4px 10px 4px 6px;border:1px solid var(--line-2);border-radius:var(--pill);font-size:12.5px;cursor:pointer}
.mb-grant:has(input:checked){border-color:var(--primary);background:var(--primary-soft)}
.mb-grant .av{width:20px;height:20px;font-size:9px}
.mb-tm{padding:10px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:8px}
.mb-tm .mb-grants{padding-left:0}

@media (max-width:1180px){.mb{grid-template-columns:64px minmax(260px,360px) minmax(0,1fr)}.mb-f span,.mb-cnt,.mb-acct span{display:none}.mb-f{justify-content:center;padding:10px}.mb-acc{justify-content:center;padding:9px}.mb-acc span,.mb-acc .mb-team,.mb-acc .mb-cnt,.mb-accts h5,.mb-acc-set{display:none}.mb-addacc{font-size:0;justify-content:center}.mb-compose-big{font-size:0;gap:0;padding:10px}.mb-compose-big svg{margin:0}.mb-acct{justify-content:center}}
@media (max-width:820px){
  .mb{display:flex;flex-direction:column;height:calc(100dvh - 128px);min-height:420px;border-radius:var(--r-sm)}
  .mb-folders{flex-direction:row;align-items:center;padding:8px;border-right:0;border-bottom:1px solid var(--line);overflow-x:auto;gap:4px}
  .mb-folders nav{flex-direction:row;gap:2px}
  .mb-compose-big,.mb-acct span{display:none}
  .mb-f{padding:6px 10px}.mb-f span{display:inline;font-size:12.5px}.mb-f.on .mb-cnt,.mb-cnt{display:inline-block}
  .mb-acct{margin:0 0 0 auto;border:0;padding:0}
  .mb-accts{flex-direction:row;margin:0 0 0 6px;padding:0 0 0 6px;border-top:0;border-left:1px solid var(--line)}
  .mb-acc{padding:6px 9px}.mb-acc-row:has(.mb-acc:not(.on)) .mb-acc span.ell{display:none}.mb-acc span.ell{display:inline;font-size:12.5px}.mb-acc .mb-cnt{display:inline-block}
  .mb-addacc{font-size:0;padding:6px 9px}
  .mb-list{flex:1;border-right:0}
  .mb-read{display:none;flex:1}
  .mb.has-msg .mb-folders,.mb.has-msg .mb-list{display:none}
  .mb.has-msg .mb-read{display:flex}
  .mb-back{display:inline-flex}
  .mb-read-h{padding:6px 8px}
  .mb-read-b{padding:14px 14px 24px}
  .mb-sep{display:none}
  .mb-taskbtn{margin-left:0}
  .mb-hide-s{display:none}
  .mb-kwho{width:110px}
  .mb-quick .btn{flex:1;justify-content:center}
}
.mb-dash svg{width:18px!important;height:18px!important;flex:none}