@import url("https://fonts.googleapis.com/css2?family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400;1,6..72,500&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap");

:root {
  --bg: #070606;
  --bg-2: #0c0b0c;
  --ink: #f3eee6;
  --dim: #9a9388;
  --faint: #6f6a62;
  --line: rgba(243,238,230,.12);
  --accent: #c9e4ff;
  --amber: #e8a35a;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font: 16px/1.6 Inter, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: #fff; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }

/* ===== NAV：和 marscoin 一样的细顶栏 ===== */
.nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(7,6,6,.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  height: 58px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.logo { color: var(--ink); font-weight: 500; white-space: nowrap; }
.nav-links { margin-left: auto; display: flex; gap: 20px; }
.nav-links a { color: var(--dim); font-size: 13px; }
.nav-links a:hover { color: var(--ink); }
.nav-right { display: flex; align-items: center; gap: 10px; }
.nav-clock {
  display: flex; align-items: center; gap: 8px;
  font: 11px/1 IBM Plex Mono, monospace;
  color: var(--accent);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  white-space: nowrap;
}
.nav-clock.flash-on { color: #fff; text-shadow: 0 0 10px rgba(201,228,255,.9); }
.nav-mini { position: relative; width: 22px; height: 12px; flex: none; }
.mini-horizon { position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--line); }
.mini-dot {
  position: absolute; left: 50%; margin-left: -2px;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--accent);
  top: 50%;
  transition: top .6s linear, opacity .4s;
}
.mini-dot.rising { box-shadow: 0 0 8px var(--accent); }
.nav-burger { display: none; background: none; color: var(--ink); border: 1px solid var(--line); width: 34px; height: 30px; }
.nav-mobile { display: none; flex-direction: column; gap: 10px; padding: 12px 24px 16px; background: var(--bg); border-bottom: 1px solid var(--line); }
.nav-mobile a { color: var(--ink); font-size: 14px; }
.nav-mobile.open { display: flex; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  border-radius: 999px; border: 1px solid transparent;
  padding: 8px 14px; font-size: 13px; cursor: pointer;
  font-family: inherit;
}
.btn-primary { background: var(--ink); color: #111; font-weight: 500; }
.btn-primary:hover { color: #111; filter: brightness(1.06); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-x { border-color: var(--line); color: var(--ink); }
.btn-x svg { width: 12px; height: 12px; fill: currentColor; }

/* ===== HERO：左文案 + 右动态轨道图，背后星空底 ===== */
.hero { position: relative; padding: 56px 0 28px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(900px 480px at 78% 18%, rgba(201,228,255,.16), transparent 55%),
    radial-gradient(2px 2px at 20% 30%, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 40% 60%, rgba(255,255,255,.35), transparent),
    radial-gradient(1px 1px at 70% 40%, rgba(255,255,255,.4), transparent),
    radial-gradient(1.5px 1.5px at 85% 70%, rgba(201,228,255,.5), transparent);
}
.hero-grid {
  position: relative; z-index: 1;
  display: block;
  pointer-events: none;
}
.hero-copy { max-width: 36rem; pointer-events: auto; }
.hero-stats { margin-top: 30px; pointer-events: auto; }
.eyebrow {
  font: 12px/1 IBM Plex Mono, monospace;
  letter-spacing: .14em; text-transform: uppercase; color: var(--amber);
  margin-bottom: 16px;
}
.hero-quote { margin: 0 0 18px; }
.hero-quote p {
  margin: 0 0 12px;
  font: italic 500 clamp(34px, 4.4vw, 56px)/1.12 Newsreader, serif;
}
.hero-quote cite { color: var(--dim); font-style: normal; font-size: 14px; }
.paraphrase {
  margin-left: 8px; font-size: 10px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--faint); border: 1px solid var(--line); padding: 1px 6px; border-radius: 999px;
}
.hero-sub { font-size: 18px; margin: 0 0 10px; }
.hero-body { color: var(--dim); max-width: 58ch; }
.hero-body b { color: var(--ink); }
.hero-body em { font-style: italic; color: var(--accent); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }

.hero-visual {
  position: absolute; inset: 0; z-index: 0;
  pointer-events: none;
}
#heroVisual { display: block; width: 100%; height: 100%; cursor: grab; touch-action: pan-y; pointer-events: auto; }
.hero-visual-caption {
  position: absolute; left: 14px; bottom: 10px;
  font: 11px/1.4 IBM Plex Mono, monospace; color: var(--faint);
  pointer-events: none;
}

.hero-stats { position: relative; z-index: 1; }
.stat-row, .counter-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat, .counter { background: rgba(12,11,12,.92); padding: 14px 16px; }
.stat-label, .counter-label, .ro-label, .chip-label, .footer-label {
  font: 10px/1.35 IBM Plex Mono, monospace;
  letter-spacing: .08em; text-transform: uppercase; color: var(--faint);
}
.stat-value, .counter-value { font: 500 22px/1.2 Inter, sans-serif; margin: 6px 0 4px; }
.stat-live { color: var(--accent); }
.stat-sub { font-size: 12px; color: var(--dim); }
.counter-row { border-top: 0; }
.badge-demo, .badge {
  font: 10px/1 IBM Plex Mono, monospace; letter-spacing: .06em; text-transform: uppercase;
  border: 1px solid var(--line); color: var(--amber); padding: 2px 6px; border-radius: 999px;
  vertical-align: .1em;
}
.hero-loc { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; padding-top: 14px; }
.hero-loc-label { width: 100%; color: var(--dim); font-size: 13px; }
.loc-example {
  background: transparent; color: var(--ink); border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 9px; font-size: 12px; cursor: pointer;
  font-family: inherit;
}
.loc-example:hover, .loc-example.active { border-color: var(--accent); color: var(--accent); }

/* ===== 章节：大折行标题 ===== */
.section { position: relative; padding: 72px 0; border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 8px; }
.section-no { font: 12px/1 IBM Plex Mono, monospace; letter-spacing: .16em; color: var(--amber); }
.section h2, .footer-hero h2 {
  margin: 0;
  font: 500 clamp(32px, 4.2vw, 52px)/1.08 Newsreader, serif;
}
.section-lede { font: 22px/1.35 Newsreader, serif; margin: 10px 0 12px; max-width: 18ch; }
.section-lede em, .footer-hero em, .reserve-block em { font-style: italic; color: var(--accent); }
.section-body { color: var(--dim); max-width: 68ch; }

.live-nodes { margin-top: 18px; color: var(--dim); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.live-word { color: var(--accent); }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: #7dffb3; animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px transparent; } }

.figure { margin: 22px 0; border: 1px solid var(--line); background: #080709; }
.figure figcaption, .src { padding: 8px 12px; color: var(--faint); font-size: 12px; }
.figure-inline { max-width: 520px; }

.timeline {
  position: relative;
  margin-top: 28px; border-left: 1px solid var(--line); padding-left: 22px;
}
.timeline::after {
  content: "";
  position: absolute;
  left: -1px; top: 0;
  width: 1px;
  height: calc(var(--tl-progress, 0) * 100%);
  background: linear-gradient(180deg, rgba(201,228,255,.7), rgba(201,228,255,.2));
  pointer-events: none;
}
.tl-item { position: relative; padding: 0 0 28px; opacity: .55; transition: opacity .5s; }
.tl-item.active { opacity: 1; }
.tl-item::before {
  content: ""; position: absolute; left: -26px; top: 8px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent);
  opacity: .5; transition: opacity .4s, box-shadow .4s;
}
.tl-item.active::before { opacity: 1; box-shadow: 0 0 10px var(--accent); }
.tl-item.active .tl-date { text-shadow: 0 0 10px rgba(232,163,90,.4); }
.tl-thumb { width: 56px; height: 42px; color: var(--accent); }
.tl-date { font: 12px/1.4 IBM Plex Mono, monospace; color: var(--amber); }
.tl-quote { font: italic 22px/1.3 Newsreader, serif; margin: 8px 0; }
.tl-note { color: var(--dim); max-width: 70ch; }
.tl-figure { margin: 12px 0; border: 1px solid var(--line); max-width: 24rem; background: #080709; }
.tl-figure img { width: min(100%, 480px); }
.tl-figure figcaption { padding: 8px 12px; color: var(--faint); font-size: 12px; }

.gap-viz { margin: 28px 0 14px; display: grid; grid-template-columns: 72px 1fr 72px; align-items: center; gap: 8px; }
.gap-planet { text-align: center; }
.gap-dot { display: block; width: 10px; height: 10px; margin: 0 auto 6px; border-radius: 50%; }
.earth .gap-dot { background: #8eb7ff; }
.star .gap-dot { background: #fff6e8; box-shadow: 0 0 16px #fff; }
.gap-name { font: 10px/1 IBM Plex Mono, monospace; letter-spacing: .12em; color: var(--dim); }
.gap-track { position: relative; }
.gap-beam { width: 100%; height: 40px; display: block; }
.gap-photon-dot {
  position: absolute; top: 16px; width: 6px; height: 6px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 10px var(--accent); animation: photon 8s linear infinite;
}
@keyframes photon { from { left: 2%; } to { left: 96%; } }
.gap-ruler { text-align: center; font: 10px/1 IBM Plex Mono, monospace; color: var(--faint); letter-spacing: .12em; }
.gap-ledger { display: flex; flex-wrap: wrap; gap: 8px; }
.gap-chip { border: 1px solid var(--line); padding: 8px 12px; background: var(--bg-2); }
.gap-chip b { display: block; font: 13px/1.4 IBM Plex Mono, monospace; margin-top: 3px; }
.earth-chip b { color: var(--accent); }
.sirius-chip b { color: var(--amber); }
.gap-chip.flash { animation: chipflash .7s ease-out; }
@keyframes chipflash {
  0% { background: rgba(201,228,255,.22); }
  100% { background: var(--bg-2); }
}
.gap-chip-note, .parallax-note, .metaphor-note, .watcher-note, .chart-note { color: var(--faint); font-size: 13px; }
.gap-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 18px; margin: 16px 0; color: var(--dim); }
.gap-stats b { color: var(--ink); }
.faint { color: var(--faint); }
.two-books { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 24px; }
.book { background: var(--bg-2); padding: 18px; }
.book-no { font: 11px/1 IBM Plex Mono, monospace; color: var(--amber); }
.book h3 { margin: 6px 0 8px; font-size: 16px; }
.book p { margin: 0; color: var(--dim); }
.metaphor-note b { color: var(--ink); }
.reserve-block { margin-top: 32px; }
.reserve-block h3 { font-size: 20px; font-weight: 500; }
.reserve-tiles { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 14px; }
.reserve-tile { background: var(--bg-2); padding: 16px; }
.snapshot { margin-top: 10px; color: var(--faint); font-size: 12px; }

.explore-grid { display: grid; grid-template-columns: 1.5fr .7fr; gap: 14px; margin-top: 20px; }
.chart-wrap, .readout-card, .try-job, .ledger, .token-box, .warn-box, .chain-params, .watcher-card {
  border: 1px solid var(--line); background: rgba(12,11,12,.92);
}
.chart-wrap { overflow: hidden; }
.chart-top, .try-job-head, .ledger-head, .watcher-head, .readout-head {
  display: flex; justify-content: space-between; gap: 10px; align-items: center;
  padding: 10px 12px; border-bottom: 1px solid var(--line);
}
.chart-title { font-size: 13px; }
.chart-jumps { display: flex; flex-wrap: wrap; gap: 4px; }
.chart-jumps button {
  background: transparent; border: 1px solid var(--line); color: var(--dim);
  border-radius: 999px; padding: 3px 8px; cursor: pointer;
  font-size: 12px;
  font-family: inherit;
}
.chart-jumps button:hover, .chart-jumps button.active { color: var(--ink); border-color: var(--accent); }
.chart-stage { position: relative; background: #050406; }
#skyChart { display: block; width: 100%; height: 440px; }
#pupInset { position: absolute; right: 10px; bottom: 28px; display: block; background: rgba(0,0,0,.45); border: 1px solid var(--line); }
.chart-legend {
  position: absolute; left: 12px; bottom: 8px;
  color: var(--faint); font-size: 11px;
  font-family: "IBM Plex Mono", monospace;
  pointer-events: none;
}
.chart-note { padding: 8px 12px; color: var(--faint); font-size: 11px; }
.readout-card.bump { animation: bump .4s ease-out; }
@keyframes bump {
  0% { transform: translateY(4px); }
  35% { transform: translateY(-2px); }
  100% { transform: none; }
}
.readout-name { font: 500 26px/1.1 Newsreader, serif; }
.readout-sub, .watcher-sub { color: var(--dim); font-size: 12px; }
.readout-live { font-size: 11px; color: #9dffc3; display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.readout-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 12px; }
.ro-val { font: 13px/1.4 IBM Plex Mono, monospace; }
.readout-pup, .location-row { padding: 0 12px 12px; }
.readout-pup .ro-val { color: var(--accent); }
.ro-note { color: var(--faint); font-size: 12px; margin-top: 3px; }
.location-row { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; align-items: center; }
.ro-loc { color: var(--dim); font-size: 12px; }

.workload-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 20px; }
.workload-card { border: 1px solid var(--line); background: var(--bg-2); overflow: hidden; cursor: pointer; transition: border-color .2s; }
.workload-card:hover { border-color: rgba(201,228,255,.35); }
.workload-art { position: relative; height: 160px; background: #050406; }
.workload-art::after {
  content: "";
  position: absolute; inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(7,6,6,.55), rgba(7,6,6,0) 45%, rgba(7,6,6,0) 72%, rgba(7,6,6,.45));
}
.wl-canvas { display: block; width: 100%; height: 160px; }
.workload-overlay { position: absolute; left: 12px; right: 12px; bottom: 10px; z-index: 1; pointer-events: none; }
.workload-no { font: 11px/1 IBM Plex Mono, monospace; color: var(--amber); }
.workload-overlay h3 { margin: 4px 0 0; font-size: 16px; font-weight: 500; text-shadow: 0 1px 5px rgba(7,6,6,.9); }
.workload-body { padding: 14px; }
.workload-tag { font: 11px/1 IBM Plex Mono, monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.workload-body p { color: var(--dim); margin: 0 0 8px; font-size: 14px; }
.workload-meta { font-size: 12px; color: var(--faint); }

.try-job { margin-top: 16px; }
.try-job-head h3 { margin: 0 0 4px; font-size: 16px; }
.try-job-head p { margin: 0; color: var(--dim); font-size: 13px; }
.try-job-controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 12px; }
.try-job-controls label { font: 12px/1 IBM Plex Mono, monospace; color: var(--dim); }
#epochSlider { flex: 1; min-width: 160px; accent-color: var(--amber); }
.receipt { margin: 0 12px 12px; border-top: 1px dashed var(--line); padding-top: 8px; }
.receipt-row { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-bottom: 1px solid var(--line); color: var(--dim); font-size: 13px; }
.receipt-row b { color: var(--ink); font: 500 12px/1.4 IBM Plex Mono, monospace; word-break: break-all; }
.receipt-note { color: var(--faint); font-size: 12px; margin-top: 8px; }

.watcher-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.watcher-name { font-size: 16px; }
.watcher-rows, .chain-params { padding: 4px 12px 10px; }
.watcher-rows div, .chain-row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 8px 0; border-bottom: 1px solid var(--line); color: var(--dim); font-size: 13px;
}
.watcher-rows b, .chain-row b { color: var(--ink); font-weight: 500; font-family: "IBM Plex Mono", monospace; word-break: break-all; }

.ledger { margin-top: 16px; }
.ledger-tag { color: var(--amber); font-size: 12px; font-family: "IBM Plex Mono", monospace; }
.ledger-rows { font-family: "IBM Plex Mono", monospace; }
.ledger-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 2fr .8fr;
  gap: 12px;
  padding: 9px 12px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  align-items: baseline;
  cursor: pointer;
}
.ledger-row:first-child { border-top: none; }
.ledger-row:hover { background: rgba(255,255,255,.03); }
.ledger-row.slide-in { animation: rowin .5s ease-out; }
@keyframes rowin {
  0% { transform: translateY(-12px); opacity: 0; }
  100% { transform: none; opacity: 1; }
}
.ledger-row .lr-type { color: var(--ink); }
.ledger-row .lr-site, .ledger-row .lr-n { color: var(--dim); }
.ledger-row .lr-hash { color: var(--accent); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ledger-row .lr-prev { color: var(--faint); }
.ledger-row .lr-chain { color: var(--faint); text-align: right; }
.ledger-row .lr-n { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lr-demo {
  font-size: 9px; letter-spacing: .08em;
  color: var(--amber);
  border: 1px solid rgba(232,163,90,.4);
  border-radius: 999px;
  padding: 1px 5px;
  margin-left: 6px;
  vertical-align: .1em;
}
.ledger-detail {
  display: none;
  padding: 8px 12px;
  border-top: 1px solid var(--line);
  background: rgba(255,255,255,.02);
  font-size: 11px;
  color: var(--dim);
}
.ledger-detail.open { display: block; }
.ledger-detail span {
  display: inline-block;
  margin-right: 6px;
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: 10px;
  color: var(--faint);
}
.ledger-detail b { font-weight: 400; color: var(--ink); word-break: break-all; }
.demo-tag {
  display: inline-block !important;
  margin: 0 0 0 12px !important;
  letter-spacing: .08em !important;
  text-transform: uppercase !important;
  font-size: 10px !important;
  color: var(--amber) !important;
  border: 1px solid rgba(232,163,90,.4);
  border-radius: 999px;
  padding: 1px 7px;
}

.how-it-works { color: var(--dim); max-width: 72ch; }
.how-it-works b { color: var(--ink); }

.protocol-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 18px; position: relative; }
.protocol-step { position: relative; background: var(--bg-2); padding: 18px; transition: background .4s; }
.protocol-step.lit { background: var(--card, #101014); }
.protocol-step:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -1px; top: 50%;
  width: 1px; height: 0;
  background: var(--accent);
  opacity: 0;
  transition: height .35s ease, opacity .3s;
  z-index: 1;
}
.protocol-step.lit:not(:last-child)::after { height: 24px; opacity: .8; }
.protocol-step.lit .protocol-sym { text-shadow: 0 0 10px rgba(201,228,255,.7); }
.protocol-no { font: 11px/1 IBM Plex Mono, monospace; color: var(--faint); }
.protocol-sym { color: var(--accent); margin: 8px 0; }
.protocol-step h3 { margin: 0 0 6px; font-size: 16px; font-weight: 500; }
.protocol-step p { margin: 0; color: var(--dim); font-size: 14px; }

.settle-cta { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }
.copy-btn { margin-left: 8px; background: transparent; border: 1px solid var(--line); color: var(--ink); padding: 2px 7px; cursor: pointer; font-family: inherit; }
.token-box { padding: 16px; margin-top: 16px; max-width: 760px; }
.token-title { margin-bottom: 6px; }
.token-sub { color: var(--dim); margin: 0; }
.token-sub a { color: var(--accent); }
.tbd { color: var(--amber); font-family: "IBM Plex Mono", monospace; }
.mono { font-family: "IBM Plex Mono", monospace; font-size: .9em; word-break: break-all; }
.warn-box { margin-top: 12px; padding: 12px; background: rgba(232,163,90,.06); border-color: rgba(232,163,90,.3); }
.warn-box p { margin: 0; color: var(--dim); }
.warn-box b { color: var(--ink); }
.warn-title { color: var(--amber); font: 11px/1 IBM Plex Mono, monospace; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 6px; }
.faq, .sources { margin-top: 28px; max-width: 760px; }
.faq h3, .sources h3 { font: 500 24px/1.1 Newsreader, serif; }
details { border-top: 1px solid var(--line); padding: 10px 0; }
summary { cursor: pointer; }
details p { color: var(--dim); }
.sources ul { padding-left: 18px; color: var(--dim); }

footer { border-top: 1px solid var(--line); padding: 56px 0 32px; }
.footer-hero { max-width: 16ch; margin-bottom: 22px; }
.footer-hero h2 { font-size: clamp(32px, 4.2vw, 52px); }
.footer-hero p { color: var(--dim); max-width: 42ch; }
.footer-orbit { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; flex-wrap: wrap; }
#footerOrbit {
  display: block; width: 220px; height: 90px;
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.footer-orbit-side { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.footer-orbit-caption { font: 11px/1.4 IBM Plex Mono, monospace; color: var(--faint); }
.footer-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 18px; }
.footer-col { display: flex; flex-direction: column; gap: 6px; }
.footer-link { color: var(--dim); }
.footer-official, .footer-pending { color: var(--faint); font-size: 12px; }
.footer-official { font-family: "IBM Plex Mono", monospace; }
.footer-bottom { display: flex; justify-content: space-between; gap: 12px; margin-top: 24px; padding-top: 12px; border-top: 1px solid var(--line); color: var(--faint); font-size: 12px; flex-wrap: wrap; }
.footer-disclaimer { margin-top: 10px; color: var(--faint); font-size: 12px; max-width: 80ch; }

/* ---------- MOTION ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  filter: brightness(.55) contrast(1.05);
  transition: opacity .7s ease, transform .7s ease, filter .9s ease;
}
.reveal.visible { opacity: 1; transform: none; filter: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; filter: none; }
  .gap-photon-dot { animation: none; left: 46%; }
  .mini-dot { transition: none; }
  .ledger-row.slide-in { animation: none; }
  .pulse { animation: none; }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 980px) {
  .nav-links { display: none; }
  .nav-burger { display: inline-flex; align-items: center; justify-content: center; }
  .nav-mobile.open { display: flex; }
  .hero-grid, .explore-grid, .stat-row, .counter-row, .two-books, .workload-grid, .watcher-grid, .protocol-grid, .reserve-tiles, .footer-grid, .gap-stats {
    grid-template-columns: 1fr;
  }
  #skyChart { height: 280px; }
}

@media (max-width: 720px) {
  /* hero telemetry: horizontal swipe cards instead of a stacked wall */
  .stat-row {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 8px;
    background: transparent;
    border: none;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 4px;
  }
  .stat {
    flex: 0 0 78vw;
    scroll-snap-align: start;
    border: 1px solid var(--line);
  }
  .counter-row {
    display: flex;
    overflow-x: auto;
    gap: 8px;
    scroll-snap-type: x mandatory;
    background: transparent;
    border: none;
    -webkit-overflow-scrolling: touch;
  }
  .counter {
    flex: 0 0 44vw;
    scroll-snap-align: start;
    border: 1px solid var(--line);
  }
  .ledger-row { grid-template-columns: 1.2fr 1.6fr .7fr; font-size: 11px; }
  .ledger-row .lr-n, .ledger-row .lr-site { display: none; }
  #pupInset { width: 110px; height: 110px; }
  .nav-clock { display: none; }
  .container { width: min(var(--max), calc(100% - 28px)); }
}