:root {
  --bg: #f5f6f8; --surface: #fff; --surface-2: #f0f1f4; --line: #e3e5ea;
  --ink: #15171c; --ink-2: #4b5160; --muted: #808696;
  --accent: #f26a0f; --accent-ink: #c2410c; --accent-soft: #fff1e3;
  --good: #108a52; --good-soft: #e3f5ec; --bad: #c62a2a; --bad-soft: #fbe7e7;
  --shadow: 0 1px 2px rgba(16,20,30,.04), 0 4px 16px rgba(16,20,30,.05);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d0f14; --surface: #151821; --surface-2: #1b1f2a; --line: #262b38;
    --ink: #eef0f5; --ink-2: #b2b8c6; --muted: #7d8495;
    --accent: #ff9a1f; --accent-ink: #ffb54d; --accent-soft: #3a2210;
    --good: #3ccf8a; --good-soft: #10291e; --bad: #ff6b6b; --bad-soft: #2d1414; --shadow: none;
  }
}
:root[data-theme="dark"] {
  --bg: #0d0f14; --surface: #151821; --surface-2: #1b1f2a; --line: #262b38;
  --ink: #eef0f5; --ink-2: #b2b8c6; --muted: #7d8495;
  --accent: #ff9a1f; --accent-ink: #ffb54d; --accent-soft: #3a2210;
  --good: #3ccf8a; --good-soft: #10291e; --bad: #ff6b6b; --bad-soft: #2d1414; --shadow: none;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.55 Inter, system-ui, sans-serif; }
a { color: var(--accent-ink); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }
.mono { font-family: "JetBrains Mono", ui-monospace, monospace; font-size: 13px; }
.muted { color: var(--muted); } .small { font-size: 12.5px; } .pink { color: var(--accent); }
.center { text-align: center; justify-content: center; }
.top { background: var(--surface); border-bottom: 1px solid var(--line); }
.top-in { display: flex; align-items: center; gap: 16px; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-size: 18px; text-decoration: none; }
.brand b { color: var(--accent); }
.logo { width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; }
.netinfo { margin-left: auto; display: flex; gap: 10px; align-items: center; font-size: 13px; }
.net { color: var(--muted); } .net.on { color: var(--good); }
.icon-btn { background: none; border: 1px solid var(--line); color: var(--ink-2); border-radius: 8px; width: 34px; height: 34px; cursor: pointer; font-size: 16px; }
main.wrap { padding-top: 32px; padding-bottom: 20px; min-height: 72vh; }
.loading { text-align: center; color: var(--muted); padding: 60px; }

.hero { text-align: center; max-width: 640px; margin: 10px auto 30px; }
.hero h1 { font-size: clamp(28px, 5vw, 40px); letter-spacing: -.02em; margin: 0 0 10px; }
.lead { color: var(--ink-2); font-size: 16px; margin: 0; }
.choices { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; max-width: 760px; margin: 0 auto; }
@media (max-width: 640px) { .choices { grid-template-columns: minmax(0, 1fr); } }
.choice { text-align: left; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px; cursor: pointer; display: grid; gap: 4px; color: var(--ink); font: inherit; box-shadow: var(--shadow); transition: border-color .15s, transform .15s; }
.choice:hover { border-color: var(--accent); transform: translateY(-1px); }
.choice b { font-size: 16px; } .choice span:last-child { color: var(--muted); font-size: 13.5px; }
.ci { width: 38px; height: 38px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-ink); display: grid; place-items: center; font-size: 18px; margin-bottom: 6px; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 24px; box-shadow: var(--shadow); min-width: 0; }
.panel.narrow { max-width: 620px; margin: 0 auto; }
.panel h2 { margin: 0 0 8px; font-size: 22px; letter-spacing: -.01em; } .panel h3 { margin: 0 0 10px; font-size: 17px; }
.steps { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; font-size: 12.5px; }
.steps span { padding: 4px 10px; border-radius: 99px; background: var(--surface-2); color: var(--muted); }
.steps .on { background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; } .steps .done { color: var(--good); }
.words { list-style: none; counter-reset: w; padding: 0; margin: 18px 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
@media (max-width: 520px) { .words { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.words li { counter-increment: w; background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: 500 15px "JetBrains Mono", monospace; }
.words li::before { content: counter(w) "."; color: var(--muted); font-size: 12px; margin-right: 8px; }
.row { display: flex; align-items: center; } .row.gap { gap: 10px; } .row.wr { flex-wrap: wrap; } .row.end { justify-content: flex-end; gap: 10px; margin-top: 18px; } .row.between { justify-content: space-between; gap: 12px; align-items: flex-start; }
.btn { display: inline-flex; align-items: center; gap: 6px; height: 42px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--accent); background: var(--accent); color: #fff; font: 600 14px Inter, sans-serif; cursor: pointer; text-decoration: none; white-space: nowrap; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--accent); }
.btn.sm { height: 36px; padding: 0 12px; font-size: 13px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.icon { border: 0; background: none; color: var(--muted); cursor: pointer; font-size: 14px; } .icon:hover { color: var(--accent); }
.check { display: flex; gap: 10px; align-items: center; margin-top: 18px; font-weight: 500; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--accent); }
.form { display: grid; gap: 14px; margin-top: 14px; }
.form label { display: grid; gap: 6px; font-size: 13px; color: var(--ink-2); font-weight: 500; }
input, textarea { width: 100%; min-width: 0; padding: 11px 13px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface-2); color: var(--ink); font: 15px Inter, sans-serif; }
textarea { font-family: "JetBrains Mono", monospace; resize: vertical; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.wgrid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 16px; align-items: start; }
@media (max-width: 860px) { .wgrid { grid-template-columns: minmax(0, 1fr); } }
.addr { overflow-wrap: anywhere; margin-top: 2px; }
.balbox { background: linear-gradient(135deg, var(--accent-soft), transparent); border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin: 18px 0; }
.bal { font-size: clamp(28px, 5vw, 38px); font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.bal small { font-size: 16px; color: var(--muted); }
.qr { width: 220px; max-width: 100%; margin: 10px auto; background: #fff; border-radius: 12px; padding: 6px; }
.qr svg { width: 100%; height: auto; display: block; }
.feebox { background: var(--surface-2); border-radius: 10px; padding: 10px 12px; font-size: 13px; color: var(--ink-2); }
.note { margin-top: 14px; padding: 12px 14px; border-radius: 10px; background: var(--surface-2); font-size: 14px; overflow-wrap: anywhere; }
.note.ok { background: var(--good-soft); color: var(--good); } .note.err { background: var(--bad-soft); color: var(--bad); }
.kv { display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 8px 12px; margin-top: 18px; font-size: 13px; }
.kv > div:nth-child(odd) { color: var(--muted); } .kv > div { overflow-wrap: anywhere; }
.file input { padding: 9px; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); opacity: 0; background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px; transition: .25s; z-index: 99; max-width: calc(100% - 32px); }
.toast.show { opacity: 1; transform: translate(-50%, 0); } .toast.err { background: var(--bad); color: #fff; } .toast.ok { background: var(--good); color: #fff; }
.foot { color: var(--muted); font-size: 12px; padding: 24px 16px 40px; }

/* governance */
.choice.wide { grid-column: 1 / -1; }
@media (max-width: 640px) { .choice.wide { grid-column: auto; } }
select { width: 100%; padding: 11px 13px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface-2); color: var(--ink); font: 15px Inter, sans-serif; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 560px) { .grid2 { grid-template-columns: minmax(0, 1fr); } }
.pill { display: inline-flex; align-items: center; padding: 2px 10px; border-radius: 99px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.pill.ok { background: var(--good-soft); color: var(--good); } .pill.fail { background: var(--bad-soft); color: var(--bad); } .pill.n { background: var(--surface-2); color: var(--ink-2); }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.gcard, .prow { text-align: left; font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 18px; cursor: pointer; display: grid; gap: 6px; transition: border-color .15s; width: 100%; }
.gcard:hover, .prow:hover { border-color: var(--accent); }
.gcard p { margin: 0; }
.gmeta { display: flex; gap: 12px; flex-wrap: wrap; font-size: 12.5px; color: var(--muted); }
.prow { margin-bottom: 10px; padding: 14px; background: var(--surface-2); }
.opts { display: grid; gap: 8px; }
.opt { display: flex !important; flex-direction: row; align-items: center; gap: 10px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; color: var(--ink) !important; font-size: 15px !important; }
.opt input { width: 18px; height: 18px; accent-color: var(--accent); }
.opt:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); }
.tl { margin: 12px 0; }
.tbar { height: 10px; background: var(--surface-2); border-radius: 99px; overflow: hidden; margin-top: 6px; }
.tbar span { display: block; height: 100%; background: var(--accent); border-radius: 99px; min-width: 2px; }
.tbar.q span { background: var(--good); }
.vrow { display: grid; grid-template-columns: 1fr auto auto; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 14px; align-items: center; }
.panel h3 + .kv { margin-top: 8px; }

.logo-img { width: 34px; height: 34px; display: block; }

.lang-btn { font: 600 12px Inter, sans-serif; width: auto; padding: 0 10px; }
.netinfo + .lang-btn { margin-left: 0; }