@font-face {
  font-family: 'Unbounded';
  src: url('fonts/unbounded-variable.woff2') format('woff2');
  font-weight: 400 900;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('fonts/plexsans-variable.woff2') format('woff2');
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('fonts/plexmono-400.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Mono';
  src: url('fonts/plexmono-500.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}

:root {
  --bg: #0d0e12;
  --bg-2: #101219;
  --surface: #171921;
  --surface-2: #1f2230;
  --border: #2a2d3a;
  --text: #ede9df;
  --text-muted: #9a9aa8;
  --text-dim: #6f7382;
  --accent: #d9a94d;
  --accent-strong: #f0c26a;
  --accent-ink: #1a1408;
  --good: #5fb787;
  --warn: #e0935a;

  --font-display: 'Unbounded', system-ui, sans-serif;
  --font-body: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Consolas, monospace;

  --wrap: 1180px;
  --radius: 10px;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f2ea;
    --bg-2: #efebe0;
    --surface: #ffffff;
    --surface-2: #eeeadf;
    --border: #ddd6c2;
    --text: #201d16;
    --text-muted: #625c4d;
    --text-dim: #8a836f;
    --accent: #a9772a;
    --accent-strong: #8f631f;
    --accent-ink: #fffaf0;
    --good: #2f8f5b;
    --warn: #b06a2e;
    color-scheme: light;
  }
}

:root[data-theme="dark"] {
  --bg: #0d0e12;
  --bg-2: #101219;
  --surface: #171921;
  --surface-2: #1f2230;
  --border: #2a2d3a;
  --text: #ede9df;
  --text-muted: #9a9aa8;
  --text-dim: #6f7382;
  --accent: #d9a94d;
  --accent-strong: #f0c26a;
  --accent-ink: #1a1408;
  --good: #5fb787;
  --warn: #e0935a;
  color-scheme: dark;
}
:root[data-theme="light"] {
  --bg: #f5f2ea;
  --bg-2: #efebe0;
  --surface: #ffffff;
  --surface-2: #eeeadf;
  --border: #ddd6c2;
  --text: #201d16;
  --text-muted: #625c4d;
  --text-dim: #8a836f;
  --accent: #a9772a;
  --accent-strong: #8f631f;
  --accent-ink: #fffaf0;
  --good: #2f8f5b;
  --warn: #b06a2e;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
}

a { color: inherit; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: var(--font-display); text-wrap: balance; margin: 0; }

::selection { background: var(--accent); color: var(--accent-ink); }

/* ---------- topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  display: flex; align-items: center; gap: 28px;
  height: 64px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; font-family: var(--font-display);
  font-weight: 700; font-size: 1.05rem; letter-spacing: 0.01em;
  color: var(--text);
  margin-right: auto;
}
.brand-mark { width: 22px; height: 22px; flex: none; display: block; object-fit: contain; }
.topnav { display: flex; gap: 26px; }
.topnav a {
  text-decoration: none; color: var(--text-muted); font-size: 0.92rem;
  font-weight: 500; transition: color .15s ease;
}
.topnav a:hover { color: var(--accent); }

.theme-toggle {
  width: 36px; height: 36px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text-muted); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: border-color .15s ease, color .15s ease;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  .theme-toggle .icon-sun { display: none; }
  .theme-toggle .icon-moon { display: block; }
}
:root[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .icon-moon { display: block; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: block; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: none; }

/* ---------- hero ---------- */
.hero {
  position: relative;
  padding: 88px 0 64px;
  overflow: hidden;
  border-bottom: 1px solid var(--border);
}
.hero-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: .55;
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 18px;
}
.hero-title {
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 0.98;
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 14ch;
}
.hero-sub {
  margin: 22px 0 0;
  max-width: 46ch;
  font-size: 1.08rem;
  color: var(--text-muted);
}

.connect-card {
  margin-top: 36px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px;
  max-width: 620px;
}
.connect-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
}
.connect-label {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em;
  flex: none;
}
.connect-value {
  font-family: var(--font-mono); font-size: 0.95rem;
  color: var(--text); flex: 1; overflow-x: auto; white-space: nowrap;
  scrollbar-width: none;
}
.connect-value::-webkit-scrollbar { display: none; }

.copy-btn {
  flex: none;
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 600;
  color: var(--accent-ink); background: var(--accent);
  border: none; border-radius: 6px; padding: 7px 14px;
  cursor: pointer; transition: background .15s ease, transform .1s ease;
}
.copy-btn:hover { background: var(--accent-strong); }
.copy-btn:active { transform: scale(0.96); }
.copy-btn.is-copied { background: var(--good); color: #06180f; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 1px;
  margin-top: 44px;
  max-width: 720px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.hstat {
  background: var(--surface);
  padding: 16px 14px;
  display: flex; flex-direction: column; gap: 4px;
}
.hstat-value {
  font-family: var(--font-mono); font-weight: 500;
  font-size: 1.35rem; color: var(--text);
  font-variant-numeric: tabular-nums;
}
.hstat-label {
  font-size: 0.74rem; color: var(--text-dim);
  text-transform: uppercase; letter-spacing: 0.06em;
}

/* ---------- sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.section-head { margin-bottom: 36px; display: flex; flex-direction: column; gap: 10px; }
.section-head h2 { font-size: 1.9rem; font-weight: 700; }
.section-sub { color: var(--text-muted); margin: 0; max-width: 60ch; }

.pill {
  display: inline-flex; align-items: center; gap: 8px;
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 0.8rem;
  padding: 5px 12px 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: fit-content;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--text-dim); }
.pill-good { color: var(--good); border-color: color-mix(in srgb, var(--good) 40%, var(--border)); }
.pill-good .dot { background: var(--good); box-shadow: 0 0 0 3px color-mix(in srgb, var(--good) 20%, transparent); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
}
.stat-card { padding: 20px 22px; display: flex; flex-direction: column; gap: 8px; }
.stat-card-label { font-size: 0.8rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.05em; }
.stat-card-value {
  font-family: var(--font-mono); font-size: 1.6rem; font-weight: 500;
  font-variant-numeric: tabular-nums; color: var(--text);
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 20px;
}
.mode-card { padding: 28px 26px 26px; display: flex; flex-direction: column; gap: 14px; }
.mode-card-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.mode-tag {
  font-family: var(--font-mono); font-size: 0.85rem; font-weight: 500;
  color: var(--accent-ink); background: var(--accent);
  padding: 4px 10px; border-radius: 6px; width: fit-content;
}
.mode-tag-alt { background: var(--text-muted); color: var(--bg); }
.fee-badge {
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-dim);
  border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px;
}
.mode-card h3 { font-size: 1.3rem; }
.mode-card p { margin: 0; color: var(--text-muted); font-size: 0.96rem; }

.code-block {
  position: relative;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 90px 14px 16px;
  margin-top: auto;
}
.code-block code {
  font-family: var(--font-mono); font-size: 0.82rem;
  color: var(--text); white-space: pre-wrap; word-break: break-all;
}
.copy-btn-code { position: absolute; top: 10px; right: 10px; }

.mine-note { margin: 30px 0 0; color: var(--text-dim); font-size: 0.9rem; max-width: 70ch; }
.mine-note a { color: var(--accent); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }

/* ---------- download ---------- */
.download-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 30px 26px;
  max-width: 780px;
}
.download-main {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
  padding-bottom: 24px; margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.download-info { display: flex; flex-direction: column; gap: 6px; }
.download-title { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.download-meta { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-dim); }
.download-btn {
  flex: none;
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.98rem;
  color: var(--accent-ink); background: var(--accent);
  border-radius: 8px; padding: 13px 22px;
  text-decoration: none;
  transition: background .15s ease, transform .1s ease;
}
.download-btn:hover { background: var(--accent-strong); }
.download-btn:active { transform: scale(0.97); }
.download-btn svg {
  width: 18px; height: 18px; fill: none; stroke: currentColor;
  stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}
.download-steps {
  margin: 0; padding-left: 22px;
  display: flex; flex-direction: column; gap: 10px;
  color: var(--text-muted); font-size: 0.96rem;
}
.download-steps strong { color: var(--text); }
.download-steps code, .download-note code {
  font-family: var(--font-mono); font-size: 0.88em;
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: 4px; padding: 1px 6px;
}
.download-note {
  margin: 22px 0 0; padding-top: 20px; border-top: 1px solid var(--border);
  color: var(--text-dim); font-size: 0.86rem;
}
.download-note a { color: var(--accent); text-decoration: none; border-bottom: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }

.checksum-row {
  display: flex; align-items: center; gap: 10px;
  margin-top: 18px; padding: 10px 14px;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
}
.checksum-label {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em;
  flex: none;
}
.checksum-value {
  font-family: var(--font-mono); font-size: 0.82rem;
  color: var(--text-muted); flex: 1; overflow-x: auto; white-space: nowrap;
  scrollbar-width: none;
}
.checksum-value::-webkit-scrollbar { display: none; }

/* ---------- miner lookup ---------- */
.lookup-form {
  display: flex; gap: 10px;
  max-width: 620px;
}
.lookup-input {
  flex: 1;
  font-family: var(--font-mono); font-size: 0.95rem;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 12px 14px;
}
.lookup-input:focus {
  outline: none; border-color: var(--accent);
}
.lookup-input::placeholder { color: var(--text-dim); }
.lookup-btn {
  flex: none;
  font-family: var(--font-body); font-size: 0.92rem; font-weight: 600;
  color: var(--accent-ink); background: var(--accent);
  border: none; border-radius: 8px; padding: 0 22px;
  cursor: pointer; transition: background .15s ease;
}
.lookup-btn:hover { background: var(--accent-strong); }
.lookup-btn:disabled { opacity: 0.6; cursor: default; }

.lookup-result { margin-top: 26px; }
.lookup-status {
  font-size: 0.94rem; color: var(--text-muted);
  padding: 2px 0 4px;
}
.lookup-status.is-error { color: var(--warn); }
.lookup-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 14px;
  margin-top: 6px;
}
.workers-table-wrap { margin-top: 22px; }

.bonus-card { margin-top: 22px; padding: 26px 26px 24px; display: flex; flex-direction: column; gap: 14px; }
.bonus-card h3 { font-size: 1.25rem; }
.bonus-card p { margin: 0; color: var(--text-muted); font-size: 0.94rem; }
.bonus-won-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding-top: 4px; border-top: 1px solid var(--border);
}
.online-tag {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--good); margin-left: 8px;
}
.online-tag .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--good);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--good) 20%, transparent);
}

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.blocks-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; min-width: 560px; }
.blocks-table th {
  text-align: left; font-weight: 500; color: var(--text-dim);
  font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 12px 18px; border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.blocks-table td {
  padding: 13px 18px; border-bottom: 1px solid var(--border);
  font-family: var(--font-mono); font-variant-numeric: tabular-nums;
  color: var(--text);
}
.blocks-table tbody tr:last-child td { border-bottom: none; }
.blocks-table tbody tr:hover td { background: var(--surface-2); }
.empty-row td {
  font-family: var(--font-body); color: var(--text-dim); text-align: center;
  padding: 30px 18px; font-style: normal;
}
.hash-cell { color: var(--text-muted); }
.hash-link {
  color: var(--text-muted); text-decoration: none;
  border-bottom: 1px solid color-mix(in srgb, var(--text-muted) 40%, transparent);
  transition: color .15s ease, border-color .15s ease;
}
.hash-link:hover { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 50%, transparent); }

.block-status {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: 0.78rem;
  border-radius: 999px; padding: 3px 10px;
  border: 1px solid var(--border); color: var(--text-dim);
}
.block-status.is-mature { color: var(--good); border-color: color-mix(in srgb, var(--good) 40%, var(--border)); }
.block-status.is-maturing { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 48px 0 40px; background: var(--bg-2); }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 36px; }
.brand-footer { margin-bottom: 10px; }
.footer-note { color: var(--text-dim); font-size: 0.86rem; max-width: 34ch; margin: 0; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-heading { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-dim); margin-bottom: 4px; }
.footer-col a { text-decoration: none; color: var(--text-muted); font-size: 0.92rem; }
.footer-col a:hover { color: var(--accent); }
.footer-fact { font-family: var(--font-mono); font-size: 0.85rem; color: var(--text-muted); }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .topnav { display: none; }
  .hero { padding: 60px 0 48px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .mode-grid { grid-template-columns: 1fr; }
  .lookup-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr; gap: 28px; }
  .connect-row { flex-wrap: wrap; }
  .connect-value { flex-basis: 100%; order: 3; }
}
@media (max-width: 520px) {
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .code-block { padding: 14px 16px 52px; }
  .copy-btn-code { top: auto; bottom: 10px; right: 10px; }
  .lookup-form { flex-direction: column; }
  .lookup-grid { grid-template-columns: 1fr; }
}

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