:root {
  --bg: #f4f5f7; --card: #fff; --ink: #171a21; --muted: #5d6470; --line: #dfe2e7;
  --accent: #1f5eff; --accent-ink: #fff; --ok: #12784a; --ok-bg: #e6f4ec; --bad: #b3261e; --bad-bg: #fbeae9; --wait: #8a5a00; --wait-bg: #fdf3dc;
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #101216; --card: #191c22; --ink: #eceef2; --muted: #a0a7b3; --line: #2c313a;
    --accent: #6f95ff; --accent-ink: #0b0d12; --ok: #6fd3a2; --ok-bg: #153325; --bad: #ff8f88; --bad-bg: #3a1a18; --wait: #f0c365; --wait-bg: #3a2e12;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 20px; border-bottom: 1px solid var(--line); background: var(--card); }
.brand { font-weight: 700; color: var(--ink); text-decoration: none; letter-spacing: .01em; }
.toplink { font-size: 14px; }
main { max-width: 920px; margin: 0 auto; padding: 20px 16px 8px; display: grid; gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; }
.card.narrow { max-width: 640px; width: 100%; margin: 24px auto; }
h1 { font-size: 22px; line-height: 1.25; margin: 0 0 8px; overflow-wrap: anywhere; }
h2 { font-size: 17px; margin: 0 0 12px; }
p { margin: 0 0 10px; }
.from, .meta, .hint, .hash, .foot { color: var(--muted); font-size: 14px; }
.from { margin-bottom: 4px; }
.status { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: 14px; font-weight: 600; }
.status.ok { color: var(--ok); background: var(--ok-bg); }
.status.bad { color: var(--bad); background: var(--bad-bg); }
.status.wait { color: var(--wait); background: var(--wait-bg); }
.signers { list-style: none; margin: 12px 0 0; padding: 0; border-top: 1px solid var(--line); }
.signers li { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: baseline; padding: 9px 0; border-bottom: 1px solid var(--line); }
.signers li:last-child { border-bottom: 0; }
.signers .who { font-weight: 600; }
.signers .who em { font-weight: 400; color: var(--muted); font-style: normal; }
.signers .st { color: var(--muted); font-size: 14px; margin-left: auto; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--line); flex: none; align-self: center; }
.dot.signed { background: var(--ok); }
.dot.declined { background: var(--bad); }
.viewer { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 8px; max-height: 75vh; overflow: auto; }
.viewer canvas { display: block; width: 100%; height: auto; margin: 0 auto 8px; background: #fff; border-radius: 4px; }
.viewer .hint { padding: 20px; margin: 0; }
.consent { display: flex; gap: 10px; align-items: flex-start; padding: 12px; background: var(--bg); border-radius: 8px; margin-bottom: 16px; font-size: 15px; cursor: pointer; }
.consent input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--accent); }
.tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.tab { font: inherit; font-size: 15px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--ink); cursor: pointer; }
.tab.active { background: var(--ink); color: var(--card); border-color: var(--ink); }
.btn { display: inline-block; font: inherit; font-weight: 600; padding: 11px 18px; min-height: 44px; border-radius: 8px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); cursor: pointer; text-decoration: none; text-align: center; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn:disabled { opacity: .55; cursor: default; }
.row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 6px; }
label[for] { display: block; font-size: 14px; color: var(--muted); margin-top: 14px; }
input:not([type]), input[type=file] { font: inherit; padding: 10px 12px; min-height: 44px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); }
#otp-code { width: 9.5em; font-size: 20px; letter-spacing: .25em; font-variant-numeric: tabular-nums; }
#egov-qr { display: block; margin: 14px 0 8px; background: #fff; border-radius: 8px; padding: 6px; }
.msg { min-height: 1.5em; margin: 14px 0 6px; font-size: 15px; }
.msg.ok { color: var(--ok); }
.msg.bad { color: var(--bad); }
.link { font: inherit; font-size: 14px; background: none; border: 0; padding: 6px 0; color: var(--muted); text-decoration: underline; cursor: pointer; text-align: left; }
.link.danger:hover { color: var(--bad); }
.hash { overflow-wrap: anywhere; margin: 0; }
code { font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; overflow-wrap: anywhere; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 14px 0 18px; }
.kv dt { color: var(--muted); font-size: 14px; }
.kv dd { margin: 0; overflow-wrap: anywhere; }
form { display: grid; gap: 12px; margin-top: 14px; justify-items: start; }
.foot { text-align: center; padding: 18px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (max-width: 520px) {
  .kv { grid-template-columns: 1fr; gap: 0 0; }
  .kv dd { margin-bottom: 8px; }
  .signers .st { margin-left: 19px; width: 100%; }
}