:root{--bg:#f4f6f9;--panel:#fff;--ink:#1d2433;--muted:#6b7385;--line:#e2e6ee;--brand:#2952cc;--brand-ink:#fff;--ok:#16794c;--ok-bg:#e3f5ec;--warn:#8a5a00;--warn-bg:#fff4d6;--bad:#a8261b;--bad-bg:#fde7e4;--side:#141a2b}
*{box-sizing:border-box}
body{margin:0;font:14px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
.shell{display:flex;min-height:100vh}
.sidebar{width:230px;background:var(--side);color:#c9d1e4;flex-shrink:0;padding:18px 0}
.sidebar .brand{color:#fff;padding:0 20px 18px;font-size:17px;letter-spacing:.04em}
.sidebar nav a{display:block;color:#c9d1e4;padding:8px 20px;border-left:3px solid transparent}
.sidebar nav a:hover{background:#1e2640;text-decoration:none}
.sidebar nav a.active{background:#1e2640;color:#fff;border-left-color:#6f8dff}
.nav-planned{margin-top:16px;border-top:1px solid #263050;padding-top:10px}
.nav-planned span{display:block;padding:5px 20px;color:#5f6a87;font-size:13px}
.nav-planned small{float:right;font-size:10px;opacity:.8}
.main{flex:1;padding:22px 30px;min-width:0}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.topbar h1{font-size:22px;margin:0}
.who{display:flex;gap:10px;align-items:center;color:var(--muted)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px 20px;margin-bottom:18px}
.card h2{font-size:16px;margin:0 0 12px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:18px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px}
.stat b{display:block;font-size:24px}.stat span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.05em}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:18px}@media(max-width:1000px){.cols{grid-template-columns:1fr}}
table{width:100%;border-collapse:collapse;background:var(--panel)}
th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-weight:600}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;margin-bottom:12px}
.badge{display:inline-block;padding:1px 8px;border-radius:10px;font-size:12px;font-weight:600}
.badge-ok{background:var(--ok-bg);color:var(--ok)}.badge-warn{background:var(--warn-bg);color:var(--warn)}.badge-bad{background:var(--bad-bg);color:var(--bad)}.badge-muted{background:#eceff4;color:var(--muted)}
.field{display:block;margin-bottom:12px}.field>span{display:block;font-weight:600;margin-bottom:4px;font-size:13px}
input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],input[type=url],input[type=file],select,textarea{width:100%;padding:8px 10px;border:1px solid #cdd3de;border-radius:6px;font:inherit;background:#fff}
textarea{min-height:80px}
.field-error{color:var(--bad);font-size:12px;margin-top:3px}
.btn{display:inline-block;padding:8px 14px;border-radius:6px;border:1px solid #cdd3de;background:#fff;font:inherit;cursor:pointer;color:var(--ink)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.danger{background:var(--bad);border-color:var(--bad);color:#fff}
.btn.small{padding:4px 10px;font-size:12px}
button.link{background:none;border:0;color:var(--brand);cursor:pointer;font:inherit;padding:0}
form.inline{display:inline}
.toolbar{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-bottom:12px}
.toolbar form{display:flex;gap:8px}
.flash{padding:10px 14px;border-radius:6px;margin-bottom:14px}
.flash-success{background:var(--ok-bg);color:var(--ok)}.flash-error{background:var(--bad-bg);color:var(--bad)}.flash-info{background:#e7eeff;color:#22408f}
.muted{color:var(--muted)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}
.secret{font-family:ui-monospace,monospace;font-size:18px;background:#111827;color:#a7f3d0;padding:12px 16px;border-radius:6px;display:inline-block;letter-spacing:.05em;user-select:all}
dl.kv{display:grid;grid-template-columns:180px 1fr;gap:6px 14px;margin:0}dl.kv dt{color:var(--muted)}dl.kv dd{margin:0}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.actions form{display:flex;gap:6px;align-items:flex-end;flex-wrap:wrap;background:#f8f9fb;border:1px solid var(--line);border-radius:6px;padding:10px}
.actions form .field{margin:0}
.pager{display:flex;gap:4px}.pager a{padding:4px 10px;border:1px solid var(--line);border-radius:4px;background:#fff}.pager a.current{background:var(--brand);color:#fff}
.auth-page{max-width:420px;margin:8vh auto;padding:0 16px}
.auth-card h1{font-size:20px;margin-top:0}
.checks li.ok::marker{color:var(--ok)}.checks li.bad{color:var(--bad)}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:6px 18px;margin-bottom:12px}
.mt{margin-top:18px}
.setup-page{max-width:640px}.checks{padding-left:18px}
.tpl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.tpl-card img{width:100%;border-radius:6px;border:1px solid var(--line)}
.small{font-size:12px}.mono.small{font-size:11px}
/* Phase 13: Domains / DNS */
.tabs{display:flex;gap:4px;flex-wrap:wrap}
.tabs a{padding:4px 10px;border:1px solid var(--line);border-radius:999px;font-size:13px;text-decoration:none}
.tabs a.active{background:#1f2a44;color:#fff;border-color:#1f2a44}
.row-actions form{margin:0 8px 4px 0}
.small-input{width:110px;padding:3px 6px;font-size:12px}
.record-box{background:#f8f9fb;border:1px solid var(--line);border-radius:6px;padding:10px;margin:8px 0;font-family:ui-monospace,Menlo,monospace;font-size:13px;overflow-wrap:anywhere}
/* support threads */
.thread{display:grid;gap:10px}
.msg{border:1px solid #e2e8f0;border-radius:10px;padding:10px 12px;background:#fff}
.msg-staff{background:#eff6ff;border-color:#bfdbfe}
.msg-system{background:#f8fafc;font-size:.9em}
.msg-internal{background:#fffbeb;border-color:#fcd34d}
/* invoices */
.invoice .inv-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap}
.invoice .inv-parties{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:16px 0}
.invoice .inv-lines{width:100%}
.invoice .num{text-align:right;white-space:nowrap}
.invoice .inv-total td{border-top:2px solid #1f2a44}
@media print{.sidebar,.topbar,.no-print,.toolbar,form,.flash{display:none!important}.main{margin:0!important;padding:0!important}.invoice{border:0;box-shadow:none}}
/* ------------------------------------------------------------------ responsive (phones and tablets) */
img,svg,video{max-width:100%;height:auto}
.nav-toggle,.nav-burger{display:none}
.main{overflow-wrap:break-word}
pre,code,.mono{overflow-wrap:anywhere}
.toolbar{flex-wrap:wrap}.toolbar form{flex-wrap:wrap}
.topbar{flex-wrap:wrap;gap:8px}
@media (max-width:900px){
  .shell{flex-direction:column}
  .sidebar{width:auto;padding:0;position:sticky;top:0;z-index:50;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between}
  .sidebar .brand{padding:12px 16px;font-size:16px}
  .nav-burger{display:inline-flex;align-items:center;gap:8px;color:#fff;padding:10px 16px;cursor:pointer;font-weight:600;user-select:none}
  .nav-burger span,.nav-burger span::before,.nav-burger span::after{display:block;width:18px;height:2px;background:#fff;position:relative;content:""}
  .nav-burger span::before{position:absolute;top:-6px}.nav-burger span::after{position:absolute;top:6px}
  .sidebar nav{display:none;width:100%;max-height:70vh;overflow-y:auto;border-top:1px solid #263050;padding:6px 0}
  .nav-toggle:checked ~ nav{display:block}
  .nav-toggle:focus-visible + .nav-burger{outline:2px solid #6f8dff}
  .main{padding:16px}
  .topbar h1{font-size:19px}
  .card{padding:14px}
  .cols{grid-template-columns:1fr}
  table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  dl.kv{grid-template-columns:1fr}dl.kv dt{margin-top:6px}
  .grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
  .stat b{font-size:20px}
  input[type=text],input[type=email],input[type=password],input[type=date],input[type=number],input[type=url],select,textarea{font-size:16px}
  .actions form{width:100%}
  .btn{padding:10px 14px}
  .secret{font-size:15px;max-width:100%;overflow-wrap:anywhere}
}
@media (max-width:480px){
  .main{padding:12px}
  .grid{grid-template-columns:1fr 1fr}
  .who{width:100%;justify-content:space-between}
}
@media (max-width:600px){
  .invoice .inv-lines{min-width:520px}
  .invoice{overflow-x:auto}
}
/* grid/flex children must be allowed to shrink below their content (long words, URLs, keys) */
.cols>*,.grid>*,.shell>.main{min-width:0}
.msg,.record-box,.flash,dd{overflow-wrap:anywhere}
@media (max-width:900px){td .mono,td.mono{white-space:nowrap}th{white-space:nowrap}}