:root{--ink:#172e42;--muted:#536579;--blue:#174f68;--line:#d7e0e6;--bg:#f4f7f8;--red:#a32a22;--panel:#fff;font-family:"Noto Sans JP","Hiragino Sans","Yu Gothic",system-ui,sans-serif;color:var(--ink);background:var(--bg);font-size:16px;line-height:1.6;color-scheme:light}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}
header{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:2}
.brand{font-weight:700;font-size:20px;letter-spacing:.08em;color:var(--blue)}
.who{display:flex;flex-direction:column;line-height:1.3;min-width:0;flex:1}.who .scope{color:var(--muted);font-size:14px}
header .actions{display:flex;flex-wrap:wrap;gap:6px}
main{padding:16px;max-width:1100px;margin:0 auto}
h1{font-size:22px;margin:0 0 12px}h2{font-size:19px}h3{font-size:16px;margin:16px 0 6px}
.status{margin:0;padding:8px 16px;min-height:1em;color:var(--muted)}.status:empty{padding:0}.status.error,.error{color:var(--red)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:12px}
.narrow{max-width:440px;margin:24px auto}
label{display:flex;flex-direction:column;gap:4px;font-size:14px;font-weight:600}
input,button{font:inherit;min-height:44px;border-radius:8px;border:1px solid #acbdc9;padding:8px 12px;color:var(--ink);background:#fff;max-width:100%}
button{cursor:pointer;font-weight:600}button:hover{background:#eaf1f5}button:disabled{opacity:.55;cursor:not-allowed}
.primary{background:var(--blue);border-color:var(--blue);color:#fff}.primary:hover{background:#123d50}
:focus-visible{outline:3px solid #167ab0;outline-offset:2px}
.qr{width:200px;height:200px;align-self:center;background:#fff}
.secret{font-size:14px;color:var(--muted);overflow-wrap:anywhere}.secret code{display:block;font-size:16px;color:var(--ink);letter-spacing:.08em}
.choices{display:flex;flex-direction:column;gap:8px}.choices button{display:flex;justify-content:space-between;align-items:center;text-align:left}.choices small{color:var(--muted);font-weight:400}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.tile{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;padding:16px;min-height:110px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.tile strong{font-size:18px}.tile span{color:var(--muted);font-weight:400;font-size:14px}
.notice{margin-top:12px;padding:10px 12px;border-radius:8px;background:#fff7e6;border:1px solid #e8c77a}
.module iframe{width:100%;min-height:80vh;border:0;background:#fff;border-radius:12px}
.module nav{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.sections{display:flex;flex-direction:column;gap:8px}
details{background:var(--panel);border:1px solid var(--line);border-radius:12px}summary{cursor:pointer;padding:12px 16px;font-weight:600;min-height:44px}
.section-body{padding:0 16px 16px}.muted{color:var(--muted)}
.table{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:14px}th,td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}th{color:var(--muted);font-weight:600;white-space:nowrap}
@media (max-width:520px){header{padding:8px 12px}main{padding:12px}.tiles{grid-template-columns:1fr}}
.recovery{margin:0 0 8px;padding:10px 12px;border-radius:8px;background:#fff7e6;border:1px solid #e8c77a;display:flex;flex-wrap:wrap;gap:8px;align-items:center}.recovery p{margin:0;flex-basis:100%}
select,textarea{font:inherit;min-height:44px;border-radius:8px;border:1px solid #acbdc9;padding:8px 12px;color:var(--ink);background:#fff;max-width:100%;width:100%}
h4{font-size:15px;margin:12px 0 4px}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.action:not(:empty){margin:12px 0;padding:12px;border:1px solid var(--line);border-radius:12px;background:#fbfcfd;display:flex;flex-direction:column;gap:10px}
.form{margin:0;padding:16px}.form h3{margin:0}
.note:empty{display:none}.note p{margin:0}.note.recovery{padding:10px 12px;border-radius:8px;background:#fff7e6;border:1px solid #e8c77a;display:flex;flex-wrap:wrap;gap:8px}.note.recovery p{flex-basis:100%}
.done{margin:0 0 8px;padding:8px 12px;border-radius:8px;background:#e9f6ee;border:1px solid #9fd0b0}
fieldset.checks{border:1px solid var(--line);border-radius:8px;padding:8px 12px;display:flex;flex-direction:column;gap:4px;min-width:0}
fieldset.checks legend{font-size:14px;font-weight:600}.checks .group{margin:8px 0 0;font-size:13px;color:var(--muted);font-weight:600}
label.check{flex-direction:row;align-items:center;gap:8px;font-weight:400;min-height:36px;overflow-wrap:anywhere}label.check input{min-height:auto;width:20px;height:20px;flex:none}
.tile.first{border-color:#e8c77a;background:#fffaf0}
.steps{padding-left:1.4em}.steps li{margin:4px 0}
td button{min-height:36px;padding:4px 10px;font-size:14px}
.field{display:flex;flex-direction:column;gap:4px}
.section-body .table table{min-width:600px}.section-body td button{white-space:nowrap}.section-body td:first-child{white-space:nowrap}
.section-body td:first-child,.section-body th:first-child{position:sticky;left:0;background:var(--panel);z-index:1}
.code .activation{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:24px;font-weight:700;letter-spacing:.06em;margin:4px 0;overflow-wrap:anywhere}
.agent-key{margin:0 0 12px;min-width:0}.agent-key .activation{user-select:text;font-size:18px;letter-spacing:0;word-break:break-all}
/* On phones, keep the table data and each action together, with its column name beside it. */
@media (max-width:520px){
  .section-body .table{overflow:visible}
  .section-body .table table{min-width:0;display:block}
  .section-body .table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
  .section-body .table tbody{display:grid;gap:10px}
  .section-body .table tbody tr{display:grid;min-width:0;padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
  .section-body .table tbody tr[hidden]{display:none}
  .section-body .table td{position:static;display:grid;grid-template-columns:minmax(72px,36%) minmax(0,1fr);gap:8px;align-items:start;min-width:0;padding:8px 0;border:0;white-space:normal;overflow-wrap:anywhere}
  .section-body .table td+td{border-top:1px solid var(--line)}
  .section-body .table td::before{content:attr(data-label);font-weight:600;color:var(--muted)}
  .section-body .table td.empty-cell{display:block}
  .section-body .table td.empty-cell::before{content:none}
  .section-body .table td button{min-height:44px;white-space:normal}
  .section-body .table td .row{min-width:0}
  .searchable-table{min-width:0}
}
.push{margin-top:12px;display:flex;flex-direction:column;gap:6px;align-items:flex-start}.push p{margin:0}