:root {
  --bg: #0b1020;
  --bg2: #121a2f;
  --card: #161f36;
  --line: #24304f;
  --text: #e8eefc;
  --muted: #93a0c0;
  --accent: #5b8cff;
  --accent2: #3dd6c6;
  --warn: #f0b429;
  --ok: #3ecf8e;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
  --radius: 14px;
  font-family: "Pretendard", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(1200px 600px at 10% -10%, #1a2750 0%, transparent 55%),
              radial-gradient(900px 500px at 90% 0%, #12363a 0%, transparent 50%),
              var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.page { max-width: 920px; margin: 0 auto; padding: 32px 20px 64px; }
.hero h1 { margin: 8px 0 6px; font-size: 1.85rem; letter-spacing: -0.02em; }
.sub { color: var(--muted); margin: 0 0 8px; line-height: 1.5; }
.meta { color: var(--muted); font-size: .9rem; margin: 0; }
.badge-row { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px; font-size: .75rem; font-weight: 600;
  border: 1px solid var(--line); background: rgba(255,255,255,.04);
}
.pill.net { color: var(--accent2); border-color: rgba(61,214,198,.35); }
.pill.poc { color: var(--warn); border-color: rgba(240,180,41,.35); }

.card {
  background: linear-gradient(180deg, rgba(255,255,255,.03), transparent), var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
  margin: 20px 0;
}
.totals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 720px) {
  .totals { grid-template-columns: 1fr 1fr; }
}
.stat-label { display: block; color: var(--muted); font-size: .75rem; margin-bottom: 4px; }
.stat-value { font-size: 1.15rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-value.small { font-size: .85rem; font-weight: 500; color: var(--muted); }

.timeline { display: flex; flex-direction: column; gap: 14px; margin: 8px 0 24px; }
.step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.step::before {
  content: "";
  position: absolute;
  left: 34px; top: -14px; bottom: auto; height: 14px; width: 2px;
  background: var(--line);
}
.step:first-child::before { display: none; }
.idx {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  font-weight: 800; font-size: .95rem;
  background: linear-gradient(135deg, var(--accent), #7a5cff);
  color: white;
  align-self: start;
}
.step-head {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 12px;
  margin-bottom: 10px;
}
.step-title { font-size: 1.05rem; font-weight: 700; margin: 0; }
.step-ko { color: var(--muted); font-size: .9rem; }
.chip {
  font-size: .7rem; font-weight: 700; padding: 2px 8px; border-radius: 999px;
  background: rgba(62,207,142,.12); color: var(--ok); border: 1px solid rgba(62,207,142,.3);
}
.chip.na { background: rgba(147,160,192,.12); color: var(--muted); border-color: var(--line); }
.chip.logical { background: rgba(91,140,255,.12); color: var(--accent); border-color: rgba(91,140,255,.35); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px 16px;
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 42px 1fr; }
}
.field label { display: block; font-size: .7rem; color: var(--muted); margin-bottom: 2px; text-transform: uppercase; letter-spacing: .04em; }
.field .v { font-variant-numeric: tabular-nums; font-size: .95rem; word-break: break-all; }
.field .v a { color: var(--accent2); text-decoration: none; }
.field .v a:hover { text-decoration: underline; }
.note { margin-top: 10px; font-size: .82rem; color: var(--muted); }
.hash { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; }

.contracts h2 { margin: 0 0 10px; font-size: 1rem; }
.contracts ul { list-style: none; padding: 0; margin: 0; }
.contracts li {
  display: flex; flex-wrap: wrap; gap: 8px 16px; justify-content: space-between;
  padding: 8px 0; border-top: 1px solid var(--line); font-size: .9rem;
}
.contracts li:first-child { border-top: none; }
.contracts a { color: var(--accent2); text-decoration: none; font-family: ui-monospace, monospace; font-size: .8rem; word-break: break-all; }

.foot { color: var(--muted); font-size: .8rem; margin-top: 24px; }
.foot code { color: var(--text); }
.error {
  background: #3a1520; border: 1px solid #a33; color: #ffb4b4;
  padding: 16px; border-radius: var(--radius); margin: 20px 0;
}

.step.support { opacity: 0.92; border-style: dashed; }
.note.prereq a { color: var(--accent2); text-decoration: none; margin-right: 2px; }
.note.prereq a:hover { text-decoration: underline; }
.ux-note { margin-top: 6px; font-size: .82rem; color: var(--accent2); max-width: 52rem; }

/* 역할별 지갑 맵 */
.wallet-map h2 { margin: 0 0 6px; font-size: 1.05rem; }
.wallet-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px;
  margin-top: 12px;
}
.wallet-card {
  background: rgba(255,255,255,.03);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
}
.wallet-card.optional { border-style: dashed; opacity: .92; }
.wallet-role { font-weight: 700; font-size: .88rem; margin-bottom: 4px; line-height: 1.3; }
.wallet-addr {
  display: inline-block;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .78rem;
  color: var(--accent2);
  text-decoration: none;
  margin-bottom: 8px;
}
.wallet-addr:hover { text-decoration: underline; }
.wallet-bals { display: flex; flex-direction: column; gap: 4px; }
.wb { display: flex; justify-content: space-between; gap: 8px; font-size: .85rem; }
.wb-l { color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .03em; }
.wb-v { font-variant-numeric: tabular-nums; font-weight: 600; }
.wallet-note { margin: 6px 0 0; font-size: .72rem; color: var(--muted); }

.flow-strip {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(91,140,255,.08);
  border: 1px solid rgba(91,140,255,.25);
}
.flow-nodes {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 4px;
  font-size: .85rem; font-weight: 600;
}
.flow-node {
  padding: 3px 8px; border-radius: 8px;
  background: rgba(255,255,255,.06); border: 1px solid var(--line);
}
.flow-node.pm { color: var(--accent2); border-color: rgba(61,214,198,.35); }
.flow-arrow { color: var(--muted); }
.flow-sep { color: var(--muted); margin: 0 4px; }
.flow-legend { margin: 6px 0 0; }

.live-strip {
  margin-top: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: .8rem;
  background: rgba(62,207,142,.08);
  border: 1px solid rgba(62,207,142,.25);
  color: var(--text);
  line-height: 1.45;
}

/* 단계별 잔고 변화 */
.bal-box {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,.025);
  border: 1px solid var(--line);
}
.bal-box.empty { display: flex; gap: 10px; align-items: baseline; }
.bal-box.internal { margin-top: 8px; border-style: dashed; }
.bal-title {
  font-size: .8rem; font-weight: 700; cursor: pointer;
  list-style: none;
}
.bal-title::-webkit-details-marker { display: none; }
.bal-table {
  width: 100%; border-collapse: collapse; margin-top: 8px; font-size: .82rem;
}
.bal-table th {
  text-align: left; color: var(--muted); font-weight: 600;
  padding: 4px 6px; border-bottom: 1px solid var(--line); font-size: .72rem;
  text-transform: uppercase; letter-spacing: .03em;
}
.bal-table td { padding: 5px 6px; border-bottom: 1px solid rgba(36,48,79,.6); vertical-align: top; }
.bal-table td.role { font-weight: 600; white-space: nowrap; max-width: 11rem; }
.bal-table td.num { font-variant-numeric: tabular-nums; }
.bal-table .muted { color: var(--muted); }
.delta-up { color: var(--ok); font-weight: 700; }
.delta-down { color: #ff8f8f; font-weight: 700; }
.delta-zero { color: var(--muted); }

@media (max-width: 720px) {
  .wallet-grid { grid-template-columns: 1fr 1fr; }
  .bal-table { font-size: .75rem; }
}