/* 2FA Keyring app styles. Loaded from this site only (CSP: style-src 'self').
   Layout: the shared site header and footer frame the page. Locked, it shows an
   introduction beside the passphrase card; unlocked, one vault panel holds the
   title and actions, search, the list of keys and a status footer. */
:root{
  color-scheme:light;
  --bg:#F6F7F9; --band:#EEF1F5; --surface:#FFFFFF; --field:#FFFFFF;
  --ink:#111B26; --muted:#556375; --line:#D3DAE2;
  --accent:#2C4BD6; --accent-ink:#FFFFFF; --accent-soft:#E2E7FB;
  --warn:#B8470F; --warn-soft:#FCEBDF; --danger:#B42318; --ok:#17744A; --ok-soft:#DDF1E6;
  --shadow:0 1px 0 rgba(17,27,38,.04),0 18px 40px -28px rgba(17,27,38,.35);
  --mono-s:45%; --mono-bgl:90%; --mono-fgl:28%;
  --font-display:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-ui:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-code:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0E141B; --band:#121A23; --surface:#151D26; --field:#0E141B;
    --ink:#E7ECF2; --muted:#95A3B4; --line:#27333F;
    --accent:#8AA2FF; --accent-ink:#0E141B; --accent-soft:#1D2644;
    --warn:#FF9A5C; --warn-soft:#2E1E12; --danger:#FF8A80; --ok:#5FD49A; --ok-soft:#12291F;
    --shadow:0 1px 0 rgba(0,0,0,.2),0 18px 40px -28px rgba(0,0,0,.8);
    --mono-s:35%; --mono-bgl:22%; --mono-fgl:82%;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#0E141B; --band:#121A23; --surface:#151D26; --field:#0E141B;
  --ink:#E7ECF2; --muted:#95A3B4; --line:#27333F;
  --accent:#8AA2FF; --accent-ink:#0E141B; --accent-soft:#1D2644;
  --warn:#FF9A5C; --warn-soft:#2E1E12; --danger:#FF8A80; --ok:#5FD49A; --ok-soft:#12291F;
  --shadow:0 1px 0 rgba(0,0,0,.2),0 18px 40px -28px rgba(0,0,0,.8);
  --mono-s:35%; --mono-bgl:22%; --mono-fgl:82%;
  color-scheme:dark;
}

*{box-sizing:border-box}
html{height:100%}
body{
  margin:0;min-height:100%;display:flex;flex-direction:column;
  background:var(--bg);color:var(--ink);
  font:15px/1.5 var(--font-ui);font-optical-sizing:auto;-webkit-font-smoothing:antialiased;
}
[hidden]{display:none!important}
h1,h2,h3,p,ul,dl,dd{margin:0}
ul{padding:0;list-style:none}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;line-height:1.15}
a{color:var(--accent)}
.muted{color:var(--muted)}
.small{font-size:13px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.kicker{font:600 12px/1.2 var(--font-code);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}

/* ---------- controls ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  font:650 14.5px/1 var(--font-ui);color:var(--ink);background:var(--surface);
  border:1px solid var(--line);border-radius:10px;padding:9px 14px;min-height:40px;cursor:pointer;
  transition:border-color .12s,filter .12s,transform .12s;
}
.btn svg{flex:none}
.btn:hover{border-color:var(--muted)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--danger);border-color:var(--danger);background:transparent}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.linkbtn{background:none;border:0;padding:0;font:inherit;font-weight:600;color:var(--accent);text-decoration:underline;text-underline-offset:2px;cursor:pointer}
.icon{
  display:grid;place-items:center;width:36px;height:36px;border-radius:8px;
  border:0;background:transparent;color:var(--muted);cursor:pointer;font:inherit;font-size:22px;line-height:1;
}
.icon:hover{background:var(--accent-soft);color:var(--ink)}
.field{display:grid;gap:6px;min-width:0}
.field>label,.lbl{font-weight:600;font-size:13px}
input,select,textarea{
  font:inherit;color:var(--ink);background:var(--field);border:1px solid var(--line);
  border-radius:9px;padding:9px 12px;min-height:42px;width:100%;min-width:0;
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:2px solid var(--accent-soft);outline-offset:0}
textarea{resize:vertical;line-height:1.4}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}
.mono-in{font-family:var(--font-code);font-size:14px;letter-spacing:.03em}
.err{color:var(--danger);font-size:13px}
.err:empty{display:none}
.ok{color:var(--ok);font-size:13px}
.ok:empty{display:none}
.note{border:1px solid var(--warn);color:var(--warn);background:var(--warn-soft);border-radius:9px;padding:10px 12px;font-size:13px}
.btns{display:flex;gap:8px;flex-wrap:wrap}

/* ---------- countdown ring ---------- */
.ringwrap{position:relative;display:grid;place-items:center;width:36px;height:36px;flex:none}
.ring{width:100%;height:100%}
.ring circle{fill:none;stroke-width:3}
.ring .trk{stroke:var(--line)}
.ring .arc{stroke:var(--accent);stroke-linecap:round;stroke-dasharray:94.25;stroke-dashoffset:0;transition:stroke-dashoffset .25s linear}
.ringwrap .sec{position:absolute;font:600 11px/1 var(--font-code);font-variant-numeric:tabular-nums;color:var(--muted)}

/* ---------- page frame ---------- */
.app-main{flex:1;padding-bottom:clamp(40px,6vw,72px)}
.crumbs-row{display:flex;justify-content:space-between;align-items:center;gap:6px 16px;flex-wrap:wrap;padding-block:16px 8px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px}
.crumbs a{display:inline-flex;align-items:center;gap:4px;color:var(--muted);font-weight:600;text-decoration:none;padding:4px 6px 4px 2px;margin-left:-2px;border-radius:6px}
.crumbs a:hover{color:var(--ink);background:var(--band)}
.crumbs .sep{color:var(--line)}
.crumbs [aria-current]{font-weight:600;color:var(--ink)}
.leave-note{font-size:13px;color:var(--muted)}
.blocked{display:grid;gap:12px;padding-block:10vh}
.blocked h1{font-size:26px}

/* ---------- lock screen ---------- */
.lock{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,6vw,72px);align-items:center;padding-block:clamp(16px,4vw,40px)}
.intro{display:grid;gap:20px;min-width:0}
.intro h1{font-size:clamp(32px,4.6vw,52px);font-weight:750;letter-spacing:-.025em;line-height:1.04}
.lede{color:var(--muted);max-width:48ch;font-size:17px}
.live{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);max-width:420px}
.live .tag{font:600 11px/1.3 var(--font-code);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.bigcode{font:600 clamp(28px,5vw,36px)/1.1 var(--font-code);letter-spacing:.04em;font-variant-numeric:tabular-nums}
.live .ringwrap{width:52px;height:52px}
.live .ringwrap .sec{font-size:13px}
.assure{display:grid;gap:10px}
.assure li{display:grid;grid-template-columns:20px minmax(0,1fr);gap:10px;align-items:start;font-size:15px}
.assure li::before{
  content:"✓";display:grid;place-items:center;width:20px;height:20px;margin-top:1px;border-radius:50%;
  background:var(--ok-soft);color:var(--ok);font:700 12px/1 var(--font-code);
}
.lock-card{display:grid;gap:16px;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:var(--shadow);min-width:0}
.lock-card h2{font-size:24px;font-weight:700}
.lock-card form{display:grid;gap:14px}
.lock-card #lockBtn{min-height:46px;font-size:15.5px}
.meter{height:6px;border-radius:999px;background:var(--line);overflow:hidden}
.meter span{display:block;height:100%;width:0;border-radius:inherit;background:var(--danger);transition:width .2s,background-color .2s}
.meter[data-level="2"] span{background:var(--warn)}
.meter[data-level="3"] span,.meter[data-level="4"] span{background:var(--ok)}
.strength{font-size:13px;color:var(--muted)}
#restoreBox,#damagedBox{display:grid;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
#restoreBox .linkbtn{justify-self:start}
#restoreForm{display:grid;gap:14px}
@media (max-width:820px){.lock{grid-template-columns:minmax(0,1fr);align-items:start}}

/* ---------- vault panel ---------- */
.vault{
  margin-top:8px;background:var(--surface);
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:clip;
}
.vault-head{
  position:sticky;top:env(safe-area-inset-top,0px);z-index:4;background:var(--surface);
  display:flex;justify-content:space-between;align-items:center;gap:14px 20px;flex-wrap:wrap;
  padding:20px 22px;border-bottom:1px solid var(--line);
}
.vault-title{display:grid;gap:2px;min-width:0}
.vault-title h1{font-size:24px;font-weight:700;letter-spacing:-.01em}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.vault-search{position:relative;padding:14px 22px;background:var(--band);border-bottom:1px solid var(--line)}
.vault-search .search-ic{position:absolute;left:35px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.vault-search input{padding-left:40px;background:var(--surface)}
.vault-note{margin:14px 22px 0}

.list{display:block}
.row{
  display:grid;grid-template-columns:40px minmax(0,1fr) auto 36px 36px;
  grid-template-areas:"mono name code ring edit";align-items:center;gap:14px;
  padding:14px 22px;border-top:1px solid var(--line);transition:background .3s;
}
.row:first-child{border-top:0}
.row:hover{background:var(--band)}
.row.flash{background:var(--accent-soft)}
.mono{
  grid-area:mono;display:grid;place-items:center;width:40px;height:40px;border-radius:10px;
  font:700 17px/1 var(--font-display);
  background:hsl(var(--h) var(--mono-s) var(--mono-bgl));
  color:hsl(var(--h) calc(var(--mono-s) + 20%) var(--mono-fgl));
}
.who{grid-area:name;min-width:0;display:grid}
.who .issuer{font-weight:650;font-size:16px}
.who .label{font-size:13px;color:var(--muted)}
.who .issuer,.who .label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.code{
  grid-area:code;justify-self:end;text-align:right;background:none;border:0;color:var(--ink);
  font:inherit;padding:4px 8px;margin-right:-8px;border-radius:8px;cursor:pointer;display:grid;gap:2px;
}
.code:hover{background:var(--accent-soft)}
.code .digits{font:600 28px/1.1 var(--font-code);letter-spacing:.04em;font-variant-numeric:tabular-nums}
.code .next{font:12px/1.2 var(--font-code);color:var(--muted);font-variant-numeric:tabular-nums}
.row .ringwrap{grid-area:ring}
.row .edit{grid-area:edit}
.row.urgent .arc{stroke:var(--warn)}
.row.urgent .digits,.row.urgent .sec{color:var(--warn)}

.empty{display:grid;gap:12px;justify-items:center;text-align:center;padding:48px 24px 52px}
.empty-ic{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:var(--accent-soft);color:var(--accent);margin-bottom:4px}
.empty-ic svg{width:24px;height:24px}
.empty h2{font-size:22px}
.empty p{color:var(--muted);max-width:50ch}
.empty .btns{justify-content:center;margin-top:4px}
.nomatch{padding:20px 22px}
.vault-foot{
  display:flex;justify-content:space-between;align-items:center;gap:6px 16px;flex-wrap:wrap;
  padding:14px 22px;border-top:1px solid var(--line);background:var(--band);font-size:13px;color:var(--muted);
}

@media (max-width:600px){
  .vault-head,.vault-search,.row,.vault-foot,.nomatch{padding-left:16px;padding-right:16px}
  .vault-search .search-ic{left:29px}
  .vault-note{margin-inline:16px}
  .actions{width:100%}
  .actions .btn{flex:1 1 auto}
  .row{grid-template-columns:40px minmax(0,1fr) 36px 36px;grid-template-areas:"mono name ring edit" "code code code code"}
  .code{justify-self:start;text-align:left;margin-right:0;margin-left:-8px}
  .lock-card{padding:22px}
}

/* ---------- dialogs ---------- */
dialog{
  border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--ink);padding:0;
  width:min(540px,calc(100vw - 32px));max-height:calc(100dvh - 32px);overflow:auto;box-shadow:var(--shadow);
}
dialog::backdrop{background:rgba(8,12,18,.55)}
.dlg{display:grid;gap:16px;padding:22px}
.dlg-head{display:flex;justify-content:space-between;align-items:center;gap:12px}
.dlg-head h2{font-size:21px}
.dlg form{display:grid;gap:14px}
.dlg h3{font-size:15px;margin-bottom:2px}
.dlg section{display:grid;gap:12px;padding-top:16px;border-top:1px solid var(--line)}
.dlg section:first-of-type{border-top:0;padding-top:0}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line)}
.tabs button{
  font:inherit;font-weight:600;color:var(--muted);background:none;border:0;border-bottom:2px solid transparent;
  margin-bottom:-1px;padding:10px 12px;cursor:pointer;
}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.row2{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
details summary{cursor:pointer;font-weight:600;font-size:13px;color:var(--muted)}
details[open] summary{margin-bottom:10px}
.prev{font:13px/1.4 var(--font-code);color:var(--ok);overflow-wrap:anywhere}
.prev.bad{color:var(--danger)}
.entries{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.entry{display:grid;gap:12px;min-width:0}
.entry+.entry{padding-top:14px;border-top:1px solid var(--line)}
.entry-head{display:flex;justify-content:space-between;align-items:center;margin-block:-6px}
.entry-no{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.entry-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
@media (max-width:480px){.entry-grid{grid-template-columns:minmax(0,1fr)}}
.addmore{justify-self:start}
.secret-reveal{font:14px/1.4 var(--font-code);letter-spacing:.04em;overflow-wrap:anywhere;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:var(--field)}
#eSecret{margin-top:8px}
.delbox{display:grid;gap:10px;padding:12px;border:1px solid var(--danger);border-radius:8px}
.backup-text{font:12px/1.35 var(--font-code);min-height:110px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;cursor:pointer}
.check input{width:18px;height:18px;min-height:0;margin:2px 0 0;flex:none;accent-color:var(--accent)}

#toast{
  position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translate(-50%,16px);
  background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:999px;font-weight:600;font-size:14px;
  opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:50;max-width:calc(100vw - 32px);text-align:center;
}
#toast.show{opacity:1;transform:translate(-50%,0)}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}