.page-head { display: grid; gap: 14px; padding-top: 56px; margin-bottom: 32px; max-width: 780px; }
.page-title { font-size: clamp(30px, 4.2vw, 50px); }
.head-chips { display: flex; gap: 8px; flex-wrap: wrap; min-width: 0; }
.head-chips .chip { white-space: normal; line-height: 1.4; }
.page-head > * { min-width: 0; }
.ledger-grid { display: grid; grid-template-columns: 320px minmax(0, 1fr); gap: 20px; align-items: start; }

.entries { padding: 16px; display: grid; gap: 12px; position: sticky; top: 92px; max-height: calc(100vh - 120px); overflow: hidden; grid-template-rows: auto minmax(0, 1fr); }
.entries-head { display: flex; justify-content: space-between; align-items: baseline; padding: 4px 6px 0; }
.entry-list { display: grid; gap: 6px; overflow-y: auto; align-content: start; padding-right: 2px; }
.entry { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 4px 12px; align-items: center; padding: 12px; border-radius: 14px; border: 1px solid transparent; background: none; text-align: left; cursor: pointer; transition: background 0.2s, border-color 0.2s, transform 0.25s var(--ease); }
.entry:hover { background: var(--surface-2); transform: translateX(2px); }
.entry.on { background: var(--surface-2); border-color: rgba(62, 230, 255, 0.4); }
.entry-n { font: 600 14px var(--mono); color: var(--fg); grid-row: span 2; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--surface-3); }
.entry.on .entry-n { background: var(--grad); color: #04050b; }
.entry-title { font-weight: 600; font-size: 14px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.entry-sub { font-size: 12px; color: var(--muted); grid-column: 2; }
.entry .seal-ic { grid-row: span 2; color: var(--good); font-size: 14px; }

.detail { display: grid; gap: 20px; min-width: 0; }
.detail > *, .d-head > *, .viz > * { min-width: 0; }
.d-head { padding: 26px; display: grid; gap: 18px; background: radial-gradient(520px 240px at 100% 0%, rgba(139, 92, 255, 0.16), transparent 70%), var(--surface); }
.d-title { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.d-title h2 { font-family: var(--brand); font-weight: 500; font-size: 26px; letter-spacing: -0.02em; }
.d-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
.facts .kv > div { font-size: 13px; }
.verify { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; padding: 14px 16px; border-radius: 14px; background: var(--ink-2); border: 1px solid var(--line); }
.verify .ok { color: var(--good); font-size: 14px; animation: pop 0.4s var(--ease); }
.verify .bad { color: var(--bad); font-size: 14px; }

.viz { padding: 24px; display: grid; gap: 16px; }
.viz-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.viz-head h3 { font-size: 17px; font-weight: 600; }
.viz p { margin: 0; color: var(--fg-2); font-size: 14px; }
.matrix-wrap { border-radius: 14px; border: 1px solid var(--line); background: var(--ink); padding: 12px; overflow: hidden; }
#matrix { display: block; width: 100%; image-rendering: pixelated; border-radius: 6px; }
.matrix-legend { display: flex; justify-content: space-between; gap: 12px; font: 11px var(--mono); color: var(--muted); margin-top: 8px; flex-wrap: wrap; }

.qbars { display: grid; grid-template-columns: repeat(auto-fit, minmax(60px, 1fr)); gap: 10px; }
.qbar { display: grid; gap: 6px; justify-items: center; }
.qbar-track { position: relative; width: 100%; height: 130px; border-radius: 10px; background: var(--ink-2); border: 1px solid var(--line); overflow: hidden; }
.qbar-fill { position: absolute; left: 0; right: 0; bottom: 0; background: var(--grad); opacity: 0.85; transition: height 1s var(--ease); }
.qbar-track::after { content: ''; position: absolute; left: 0; right: 0; top: 50%; border-top: 1px dashed rgba(255, 255, 255, 0.45); }
.qbar b { font: 500 13px var(--mono); }
.qbar span { font: 11px var(--mono); color: var(--muted); }

.bell { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.bell div { border: 1px solid var(--line); border-radius: 16px; padding: 18px; background: var(--ink-2); display: grid; gap: 6px; transition: border-color 0.3s, transform 0.35s var(--ease); }
.bell div:hover { border-color: var(--line-2); transform: translateY(-2px); }
.bell b { font: 500 26px var(--brand); letter-spacing: -0.02em; }
.bell .hi b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.bell span { font-size: 13px; color: var(--fg-2); }

.circuit-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--line); background: var(--ink); padding: 12px; }
.circuit-wrap svg { display: block; }
details.qasm { border: 1px solid var(--line); border-radius: 14px; background: var(--ink-2); }
details.qasm summary { cursor: pointer; padding: 12px 16px; font-size: 14px; font-weight: 500; }
details.qasm pre { margin: 0; padding: 0 16px 16px; overflow-x: auto; font: 12px/1.6 var(--mono); color: var(--fg-2); max-height: 360px; }
.used { display: flex; gap: 8px; flex-wrap: wrap; }

@media (max-width: 1000px) {
  .ledger-grid { grid-template-columns: minmax(0, 1fr); }
  .entries { position: static; max-height: 340px; }
}
@media (max-width: 640px) {
  .facts { grid-template-columns: minmax(0, 1fr); }
  .bell { grid-template-columns: minmax(0, 1fr); }
  .d-head, .viz { padding: 18px; }
}