/* ==================================================================
   Sparq Explorer — public block explorer styles
   ------------------------------------------------------------------
   Shares the wallet and admin palettes so all four apps read as one
   product. Layout is a wide, dense console: monospace for every hash,
   amount and height, because those are the things people copy.
   ================================================================== */

:root {
  --bg: #0b0d12;
  --bg-elev: #12151d;
  --bg-elev-2: #191d28;
  --bg-elev-3: #1f2431;
  --border: #242938;
  --border-soft: #1c202b;
  --text: #e8ebf2;
  --text-dim: #9aa3b5;
  --text-faint: #6b7488;
  --accent: #4f8cff;
  --accent-soft: rgba(79, 140, 255, 0.14);
  --ok: #2ecc71;
  --ok-soft: rgba(46, 204, 113, 0.13);
  --warn: #f0b429;
  --warn-soft: rgba(240, 180, 41, 0.13);
  --err: #ff5c5c;
  --err-soft: rgba(255, 92, 92, 0.13);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.4);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, system-ui, sans-serif;
  --maxw: 1180px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f7fb;
    --bg-elev: #ffffff;
    --bg-elev-2: #eef1f7;
    --bg-elev-3: #e4e9f2;
    --border: #dde3ee;
    --border-soft: #e8edf5;
    --text: #12151d;
    --text-dim: #5a6478;
    --text-faint: #8b95a8;
    --accent: #2563eb;
    --accent-soft: rgba(37, 99, 235, 0.1);
    --shadow: 0 6px 20px rgba(18, 21, 29, 0.08);
  }
}

* { box-sizing: border-box; }

/* The UA rule `[hidden] { display: none }` loses to any author rule that
   sets `display`, so restate it with enough weight to actually win. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.muted { color: var(--text-dim); }
.faint { color: var(--text-faint); }
.nowrap { white-space: nowrap; }
.right { text-align: right; }

/* ---------------------------------------------------------------- */
/* Top bar                                                           */
/* ---------------------------------------------------------------- */

.top {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 12px 20px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 11px; color: var(--text); }
.brand:hover { text-decoration: none; }

.mark {
  width: 34px; height: 34px; flex: 0 0 34px;
  border-radius: 10px;
  display: grid; place-items: center;
  font-weight: 700; font-size: 16px; color: #fff;
  background: linear-gradient(145deg, #4f8cff, #7b5cff);
}

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 14.5px; letter-spacing: -0.01em; }
.net { font-size: 11.5px; color: var(--text-faint); font-family: var(--mono); }

.search { position: relative; display: flex; gap: 8px; flex: 1 1 380px; min-width: 260px; }
.search input {
  flex: 1;
  min-width: 0;
  padding: 9px 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}
.search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.search input::placeholder { color: var(--text-faint); }

.search-suggest {
  position: absolute; top: calc(100% + 4px); left: 0; right: 0;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius-sm); box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  max-height: 320px; overflow-y: auto; z-index: 50; display: flex; flex-direction: column;
}
.search-suggest-item {
  padding: 9px 14px; display: flex; align-items: center; justify-content: space-between;
  color: var(--text); border-bottom: 1px solid var(--border-soft); cursor: pointer; text-decoration: none;
}
.search-suggest-item:last-child { border-bottom: none; }
.search-suggest-item:hover {
  background: var(--bg-elev-2); color: var(--accent); text-decoration: none;
}
.search-suggest-type {
  font-size: 10.5px; text-transform: uppercase; color: var(--text-faint); font-weight: 600; letter-spacing: 0.04em;
}
.search-suggest-val {
  font-family: var(--mono); font-size: 12.5px;
}

.top-stats { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.pill {
  display: flex; align-items: baseline; gap: 6px;
  padding: 5px 10px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  font-size: 12px;
}
.pill .k { color: var(--text-faint); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.05em; }
.pill .v { font-size: 12.5px; }

.conn { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-dim); padding-left: 4px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--err); flex: 0 0 8px; }
.dot.on { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-soft); }

/* ---------------------------------------------------------------- */
/* Tabs                                                             */
/* ---------------------------------------------------------------- */

.tabs {
  display: flex;
  gap: 4px;
  padding: 0 20px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  position: sticky;
  top: 59px;
  z-index: 19;
}
.tabs a {
  padding: 10px 13px;
  font-size: 13px;
  color: var(--text-dim);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }

/* ---------------------------------------------------------------- */
/* Layout                                                           */
/* ---------------------------------------------------------------- */

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 20px; }

.boot { display: grid; place-items: center; gap: 12px; padding: 70px 0; }

.spinner {
  width: 26px; height: 26px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.grid { display: grid; gap: 14px; }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-soft);
}
.card-head h2 { margin: 0; font-size: 13.5px; font-weight: 650; letter-spacing: -0.01em; }
.card-head .sub { font-size: 11.5px; color: var(--text-faint); }
.card-body { padding: 14px 16px; }
.card-body.tight { padding: 0; }

.stat { padding: 14px 16px; }
.stat .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-faint); }
.stat .value { font-size: 21px; font-weight: 650; margin-top: 5px; letter-spacing: -0.02em; }
.stat .unit { font-size: 12px; color: var(--text-dim); margin-left: 5px; font-weight: 400; }

/* ---------------------------------------------------------------- */
/* Tables                                                           */
/* ---------------------------------------------------------------- */

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left;
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  font-weight: 600;
  padding: 9px 16px;
  background: var(--bg-elev-2);
  border-bottom: 1px solid var(--border-soft);
  white-space: nowrap;
}
td { padding: 10px 16px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--bg-elev-2); }

.hash { font-family: var(--mono); font-size: 12.5px; }
.hash.short { letter-spacing: -0.01em; }

.copy {
  font-family: var(--mono);
  font-size: 12.5px;
  background: none;
  border: 0;
  padding: 0;
  color: var(--accent);
  cursor: pointer;
  text-align: left;
}
.copy:hover { text-decoration: underline; }

.tag {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: var(--bg-elev-3);
  color: var(--text-dim);
}
.tag.ok { background: var(--ok-soft); color: var(--ok); }
.tag.warn { background: var(--warn-soft); color: var(--warn); }
.tag.err { background: var(--err-soft); color: var(--err); }
.tag.info { background: var(--accent-soft); color: var(--accent); }

.in { color: var(--ok); }
.out { color: var(--warn); }

/* ---------------------------------------------------------------- */
/* Detail pages                                                     */
/* ---------------------------------------------------------------- */

.dl { display: grid; grid-template-columns: 190px 1fr; gap: 0; }
.dl dt {
  padding: 10px 0;
  font-size: 12px;
  color: var(--text-faint);
  border-bottom: 1px solid var(--border-soft);
}
.dl dd {
  margin: 0;
  padding: 10px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--border-soft);
  overflow-wrap: anywhere;
}
.dl dt:last-of-type, .dl dd:last-of-type { border-bottom: 0; }

@media (max-width: 640px) {
  .dl { grid-template-columns: 1fr; }
  .dl dt { padding-bottom: 0; border-bottom: 0; }
}

.crumbs { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; font-size: 12.5px; color: var(--text-faint); }
.crumbs a { color: var(--text-dim); }

.empty { padding: 40px 16px; text-align: center; color: var(--text-dim); }
.empty strong { display: block; color: var(--text); margin-bottom: 6px; font-size: 14px; }

.notice {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-elev-2);
  border: 1px solid var(--border-soft);
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 14px;
}
.notice.warn { background: var(--warn-soft); border-color: transparent; color: var(--text); }
.notice.err { background: var(--err-soft); border-color: transparent; color: var(--text); }

/* ---------------------------------------------------------------- */
/* Buttons                                                          */
/* ---------------------------------------------------------------- */

.btn {
  padding: 8px 13px;
  font-size: 12.5px;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.btn:hover { background: var(--bg-elev-3); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }
.btn[disabled] { opacity: 0.5; cursor: default; }

.more { padding: 14px 16px; text-align: center; border-top: 1px solid var(--border-soft); }

.pager { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-top: 1px solid var(--border-soft); font-size: 12.5px; color: var(--text-dim); }

/* ---------------------------------------------------------------- */
/* Footer & toast                                                   */
/* ---------------------------------------------------------------- */

.foot {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 20px 40px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 11.5px;
  color: var(--text-faint);
  border-top: 1px solid var(--border-soft);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(14px);
  padding: 9px 15px;
  background: var(--bg-elev-3);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
  font-size: 12.5px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s, transform 0.18s;
  z-index: 40;
  max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}