/* ============================================================
   Bitwise · Blockspace analytics — site stylesheet
   tokens (verbatim from bitwise-dashboard skill) → chrome →
   components (lifted from LIDO PERF) → blockspace-specific
   ============================================================ */

/* ----- Reset (minimal) ----- */
*, *::before, *::after { box-sizing: border-box; }
html, body, h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
img, svg { display: block; max-width: 100%; }
input { font: inherit; }
table { border-collapse: collapse; }

/* ----- Tokens ----- */
:root {
  /* SLATE — light mode */
  --slate-1:  hsla(210, 33%, 99%, 1);
  --slate-2:  hsla(210, 17%, 98%, 1);
  --slate-3:  hsla(210, 17%, 95%, 1);
  --slate-4:  hsla(210, 12%, 93%, 1);
  --slate-5:  hsla(216, 11%, 91%, 1);
  --slate-6:  hsla(206, 12%, 89%, 1);
  --slate-7:  hsla(210, 11%, 86%, 1);
  --slate-8:  hsla(205, 11%, 78%, 1);
  --slate-9:  hsla(206,  6%, 56%, 1);
  --slate-10: hsla(206,  6%, 52%, 1);
  --slate-11: hsla(206,  6%, 44%, 1);
  --slate-12: hsla(207,  9%, 33%, 1);
  --slate-14: hsla(202, 22%, 14%, 1);
  --slate-15: hsla(202, 24%,  9%, 1);
  --slate-16: hsla(202, 40%,  1%, 1);

  /* BRAND — green; constant across themes */
  --brand-1: hsla(146, 100%, 95%, 1);
  --brand-2: hsla(146,  68%, 93%, 1);
  --brand-3: hsla(146,  68%, 71%, 1);
  --brand-4: hsla(146,  69%, 54%, 1);
  --brand-5: hsla(146,  71%, 46%, 1);
  --brand-6: hsla(146,  85%, 35%, 1);
  --brand-8: hsla(146,  88%, 22%, 1);

  /* PEER — purple; institutional accent (sitewide). */
  --peer-tint: hsla(262, 50%, 96%, 1);
  --peer-soft: hsla(262, 38%, 82%, 1);
  --peer:      hsla(262, 50%, 50%, 1);
  --peer-deep: hsla(262, 60%, 35%, 1);

  /* WARN — red, single token, constant across themes */
  --warn: hsl(358, 65%, 48%);

  /* SEMANTIC — flip on .theme-dark */
  --bg:           #ffffff;
  --bg-alt:       var(--slate-2);
  --bg-elev:      #ffffff;
  --bg-dark:      var(--slate-15);
  --bg-dark-alt:  var(--slate-14);
  --text:         var(--slate-12);
  --text-strong:  var(--slate-15);
  --text-muted:   var(--slate-11);
  --text-faint:   var(--slate-9);
  --border:       var(--slate-4);
  --border-strong:var(--slate-6);
  --on-dark:      #ffffff;
  --on-dark-muted:  hsla(0, 0%, 100%, 0.62);
  --on-dark-border: hsla(0, 0%, 100%, 0.12);
  --primary:      var(--brand-5);
  --primary-hover:var(--brand-8);

  /* TYPE */
  --serif: "Items", "Times New Roman", Times, serif;
  --sans:  "PP Neue Montreal", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono:  "PP Neue Montreal Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --t-display: clamp(3.25rem, 8.5vw, 8rem);
  --t-h2:      clamp(2.25rem, 4.6vw, 4.25rem);
  --t-h3:      clamp(1.5rem,  2.4vw, 2.25rem);
  --t-h4:      clamp(1.25rem, 1.6vw, 1.5rem);
  --t-lede:    clamp(1.125rem, 1.5vw, 1.5rem);
  --t-body:    1rem;
  --t-small:   0.875rem;
  --t-xs:      0.8125rem;
  --t-cap:     0.6875rem;

  --container-max:   100rem;
  --container-pad-x: clamp(1.25rem, 4.5vw, 5rem);
  --section-py:      clamp(5rem, 10vw, 10rem);
  --nav-h:           64px;

  --r-sm:   0.25rem;
  --r-md:   0.5rem;
  --r-lg:   1rem;
  --r-pill: 999px;

  --shadow-card:
    0 1px  2px hsla(202, 40%, 1%, 0.04),
    0 4px 12px hsla(202, 40%, 1%, 0.04),
    0 16px 36px hsla(202, 40%, 1%, 0.04);
  --shadow-nav:
    0 1px 0 var(--border),
    0 2px 18px hsla(202, 40%, 1%, 0.04);

  --t-short: 300ms cubic-bezier(.2, .7, .2, 1);
  --t-base:  500ms cubic-bezier(.2, .7, .2, 1);

  --chart-bar:        var(--slate-8);
  --chart-bar-anchor: var(--slate-12);
  --chart-bar-light:  var(--slate-7);
  --chart-bar-accent: var(--brand-6);
  --chart-spotlight:  hsla(146, 88%, 22%, 0.07);
  --chart-grid:       var(--slate-4);
  --chart-axis:       var(--slate-9);
}

.theme-dark {
  --slate-1:  hsla(200, 7%,  9%, 1);
  --slate-2:  hsla(195, 7%, 11%, 1);
  --slate-3:  hsla(195, 7%, 14%, 1);
  --slate-4:  hsla(195, 7%, 18%, 1);
  --slate-5:  hsla(195, 6%, 22%, 1);
  --slate-6:  hsla(195, 6%, 28%, 1);
  --slate-7:  hsla(200, 6%, 36%, 1);
  --slate-8:  hsla(200, 6%, 46%, 1);
  --slate-9:  hsla(206, 6%, 56%, 1);
  --slate-10: hsla(206, 6%, 64%, 1);
  --slate-11: hsla(206, 6%, 72%, 1);
  --slate-12: hsla(206, 6%, 82%, 1);
  --slate-14: hsla(206, 6%, 90%, 1);
  --slate-15: hsla(210, 6%, 93%, 1);
  --slate-16: hsla(210, 17%, 95%, 1);

  --bg:           var(--slate-1);
  --bg-alt:       var(--slate-2);
  --bg-elev:      var(--slate-2);
  --bg-dark:      #000000;
  --bg-dark-alt:  var(--slate-2);
  --text:         var(--slate-12);
  --text-strong:  var(--slate-15);
  --text-muted:   var(--slate-11);
  --text-faint:   var(--slate-9);
  --border:       var(--slate-4);
  --border-strong:var(--slate-6);
  --primary:      var(--brand-4);
  --primary-hover:var(--brand-3);

  --shadow-card: 0 1px 2px hsla(0,0%,0%,0.5), 0 4px 12px hsla(0,0%,0%,0.4), 0 16px 36px hsla(0,0%,0%,0.3);
  --shadow-nav:  0 1px 0 var(--border), 0 2px 18px hsla(0,0%,0%,0.5);

  --peer-tint: hsla(262, 30%, 18%, 1);
  --peer-soft: hsla(262, 30%, 32%, 1);
  --peer:      hsla(262, 60%, 64%, 1);
  --peer-deep: hsla(262, 70%, 78%, 1);

  --chart-bar:        var(--slate-7);
  --chart-bar-anchor: var(--slate-12);
  --chart-bar-light:  var(--slate-5);
  --chart-bar-accent: var(--brand-4);
  --chart-spotlight:  hsla(146, 69%, 54%, 0.10);
  --chart-grid:       var(--slate-4);
  --chart-axis:       var(--slate-9);
}

/* ----- Page chrome defaults ----- */
html, body { background: var(--bg); color: var(--text); }
body {
  font-family: var(--sans);
  font-size: var(--t-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "ss02";
}
.theme-dark body { color: var(--slate-12); }

::selection { background: var(--brand-2); color: var(--slate-15); }
.theme-dark ::selection { background: var(--brand-8); color: var(--on-dark); }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: var(--container-pad-x);
  width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

.mono { font-family: var(--mono); font-feature-settings: "tnum"; }

/* ============================================================
   Page chrome
   ============================================================ */
.experimental-banner {
  width: 100%;
  padding: 6px 14px;
  background: hsla(0, 78%, 56%, 0.10);
  border-bottom: 1px solid hsla(0, 78%, 56%, 0.28);
  color: hsla(0, 60%, 38%, 1);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}
.theme-dark .experimental-banner {
  background: hsla(0, 78%, 56%, 0.14);
  color: hsla(0, 78%, 78%, 1);
  border-bottom-color: hsla(0, 78%, 56%, 0.34);
}

.boot-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: opacity 400ms ease-out;
}
.boot-overlay.gone { opacity: 0; pointer-events: none; }

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
  transition: background var(--t-short), border-color var(--t-short);
}
.site-nav .row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(1rem, 4vw, 3rem);
  align-items: center;
  height: 100%;
}
.site-nav .brand {
  display: inline-flex;
  align-items: center;
  color: var(--text-strong);
  transition: color var(--t-short);
  flex-shrink: 0;
}
.site-nav .brand:hover { color: var(--primary); }
.site-nav .brand .wordmark { display: block; height: 26px; width: auto; }
.site-nav .primary-tabs {
  display: flex;
  gap: clamp(0.5rem, 1.4vw, 1.25rem);
  justify-content: center;
  font-family: var(--sans);
  font-size: var(--t-small);
  font-weight: 540;
  color: var(--text-muted);
  align-items: center;
  height: 100%;
}
.site-nav .primary-tabs a {
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 4px;
  border-bottom: 2px solid transparent;
  transition: color var(--t-short), border-color var(--t-short);
  letter-spacing: 0;
}
.site-nav .primary-tabs a:hover { color: var(--text-strong); }
.site-nav .primary-tabs a.active { color: var(--text-strong); border-bottom-color: var(--primary); }
/* mobile nav handled in the responsive block at the foot of this file */
.site-nav .utilities { display: flex; align-items: center; gap: 14px; }

.window-switch {
  display: inline-flex;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  padding: 3px;
  background: var(--bg);
}
.window-switch button {
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  transition: color var(--t-short), background var(--t-short);
}
.window-switch button:hover { color: var(--text-strong); }
.window-switch button.active { background: var(--text-strong); color: var(--bg); }

.theme-toggle {
  width: 38px;
  height: 38px;
  border-radius: var(--r-pill);
  border: 1px solid var(--border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color var(--t-short), background var(--t-short), border-color var(--t-short);
}
.theme-toggle:hover { color: var(--text-strong); border-color: var(--text-strong); }
.theme-toggle svg { width: 16px; height: 16px; }
.theme-light .theme-toggle .moon { display: block; }
.theme-light .theme-toggle .sun  { display: none; }
.theme-dark  .theme-toggle .moon { display: none; }
.theme-dark  .theme-toggle .sun  { display: block; }

.context-bar {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
}
.context-bar .context-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1rem, 2vw, 2rem);
  align-items: center;
  padding-block: clamp(0.875rem, 1.5vw, 1.25rem);
}
@media (max-width: 880px) {
  .context-bar .context-row { grid-template-columns: 1fr; align-items: stretch; }
}
.context-lede {
  font-family: var(--sans);
  font-size: var(--t-small);
  color: var(--text-muted);
  max-width: 70ch;
}
.context-lede strong { color: var(--text-strong); font-weight: 540; }
.dash-status { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: flex-end; }
.dash-stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  font-family: var(--mono);
  font-size: var(--t-cap);
  font-feature-settings: "tnum";
}
.dash-stat-pill .k { color: var(--text-muted); letter-spacing: 0.1em; text-transform: uppercase; }
.dash-stat-pill .v { color: var(--text-strong); font-weight: 540; letter-spacing: 0.04em; }
.dash-stat-pill.live .live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand-5);
  box-shadow: 0 0 0 3px hsla(146, 71%, 46%, 0.18);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 3px hsla(146, 71%, 46%, 0.18); }
  50%      { box-shadow: 0 0 0 6px hsla(146, 71%, 46%, 0.05); }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  padding-block: clamp(5rem, 11vw, 12rem) clamp(4rem, 8vw, 9rem);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -10%;
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%,  hsla(146, 68%, 71%, 0.18), transparent 60%),
    radial-gradient(ellipse 70% 60% at 0%  20%, hsla(262, 38%, 92%, 0.55), transparent 70%);
  z-index: -1;
}
.theme-dark .hero::before {
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%,  hsla(146, 68%, 40%, 0.12), transparent 60%),
    radial-gradient(ellipse 70% 60% at 0%  20%, hsla(262, 38%, 40%, 0.16), transparent 70%);
}
.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: clamp(1rem, 1.6vw, 1.5rem);
}
.display {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-size: var(--t-display);
  line-height: 0.95;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin-bottom: clamp(1.5rem, 2vw, 2.5rem);
  color: var(--text-strong);
}
.display em { font-style: italic; font-weight: 300; }
.lede {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: var(--t-lede);
  line-height: 1.4;
  max-width: 56ch;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
  color: var(--text);
}
.hero-kpis {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border-block: 1px solid var(--border);
}
@media (min-width: 768px) { .hero-kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi {
  background: var(--bg);
  padding: clamp(1.25rem, 2vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: background var(--t-short);
}
.kpi:hover { background: color-mix(in srgb, var(--brand-1) 50%, var(--bg)); }
.theme-dark .kpi:hover { background: color-mix(in srgb, var(--brand-8) 25%, var(--bg)); }
.kpi .label {
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.kpi .value {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-style: italic;
  font-size: clamp(2.5rem, 4.5vw, 4.25rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  font-feature-settings: "tnum";
}
.kpi .delta {
  font-family: var(--mono);
  font-size: var(--t-small);
  font-feature-settings: "tnum";
  color: var(--brand-6);
}
.theme-dark .kpi .delta { color: var(--brand-3); }
.kpi .delta.neg     { color: var(--warn); }
.kpi .delta.neutral { color: var(--text-muted); }

.cta-row { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: clamp(2rem, 3vw, 3rem); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--r-pill);
  font-family: var(--sans);
  font-weight: 540;
  font-size: var(--t-small);
  transition: background var(--t-short), color var(--t-short), border-color var(--t-short);
}
.btn-primary { background: var(--text-strong); color: var(--bg); }
.btn-primary:hover { background: var(--primary); }
.btn-ghost { border: 1px solid var(--border-strong); color: var(--text-strong); }
.btn-ghost:hover { border-color: var(--text-strong); }

/* ============================================================
   Frames & section heads
   ============================================================ */
.frame { padding-block: var(--section-py); }
.frame.tight   { padding-block: clamp(3rem, 6vw, 6rem); }
.frame.bg-alt  { background: var(--bg-alt); }
.frame.bg-dark { background: var(--bg-dark); color: var(--on-dark); }
section.frame.bg-dark .section-title { color: var(--on-dark); }
section.frame.bg-dark .section-lede  { color: var(--on-dark-muted); }

.section-head {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1rem, 1.4vw, 1.5rem);
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
  max-width: 80ch;
}
@media (min-width: 980px) {
  .section-head.split {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 5rem);
    align-items: end;
    max-width: none;
  }
}
.section-title {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-size: var(--t-h2);
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}
.section-title em { font-style: italic; }
.section-lede {
  font-family: var(--sans);
  font-size: var(--t-h4);
  line-height: 1.5;
  color: var(--text);
  max-width: 64ch;
}
.kicker {
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ============================================================
   Dashboard tab body
   ============================================================ */
.dashboard { padding-block: clamp(2.5rem, 5vw, 5rem); }
.dash-head {
  display: grid;
  gap: clamp(1.25rem, 2vw, 2rem);
  align-items: end;
  grid-template-columns: 1fr;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
  padding-bottom: clamp(1.5rem, 2vw, 2rem);
  border-bottom: 1px solid var(--border);
}
@media (min-width: 980px) { .dash-head { grid-template-columns: minmax(0, 1fr) auto; } }
.dash-head-aside { display: flex; flex-direction: column; align-items: flex-start; gap: 0.7rem; }
@media (min-width: 980px) { .dash-head-aside { align-items: flex-end; } }
.hist-metric { align-self: flex-start; }
@media (min-width: 980px) { .hist-metric { align-self: flex-end; } }

/* Min-bid tab controls: threshold switch + stake inputs */
.minbid-controls { display: flex; flex-direction: column; align-items: flex-start; gap: 0.6rem; }
@media (min-width: 980px) { .minbid-controls { align-items: flex-end; } }
.mb-input { font-size: 0.8rem; color: var(--text-muted); display: inline-flex; align-items: center; gap: 0.4rem; white-space: nowrap; }
.mb-input input {
  width: 8.5rem; padding: 0.3rem 0.5rem; font: inherit; font-size: 0.82rem;
  color: var(--text); background: var(--surface, transparent);
  border: 1px solid var(--border, rgba(128,128,128,0.35)); border-radius: 6px;
}
.mb-note ul { margin: 0.2rem 0 0; padding-left: 1.1rem; display: grid; gap: 0.55rem; }
.mb-note li { font-size: 0.86rem; line-height: 1.5; color: var(--text-muted); }
.mb-note li strong { color: var(--text); font-weight: 600; }
.dash-title {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(2.25rem, 4.4vw, 4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  margin-top: 0.5rem;
}
.dash-title em { font-style: italic; }
.dash-deck {
  font-family: var(--sans);
  font-size: var(--t-small);
  line-height: 1.5;
  color: var(--text-muted);
  margin-top: 0.75rem;
  max-width: 70ch;
}
.dash-deck em { font-style: normal; color: var(--brand-6); font-weight: 600; }
.theme-dark .dash-deck em { color: var(--brand-3); }

.dash-kpis {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  grid-template-columns: repeat(2, 1fr);
  margin-bottom: clamp(1.5rem, 2.5vw, 2.5rem);
}
@media (min-width: 720px)  { .dash-kpis { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .dash-kpis.cols-6 { grid-template-columns: repeat(6, 1fr); } }
@media (min-width: 1100px) { .dash-kpis.cols-4 { grid-template-columns: repeat(4, 1fr); } }
.dash-kpi {
  background: var(--bg-elev);
  padding: clamp(1.1rem, 1.6vw, 1.4rem);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: background var(--t-short);
}
.dash-kpi:hover { background: color-mix(in srgb, var(--brand-1) 50%, var(--bg-elev)); }
.theme-dark .dash-kpi:hover { background: color-mix(in srgb, var(--brand-8) 25%, var(--bg-elev)); }
/* clickable KPI (e.g. Hot days → #hot-days): same look, but a pointer + accent edge */
a.dash-kpi.is-link { text-decoration: none; color: inherit; cursor: pointer; box-shadow: inset 0 -2px 0 var(--primary); }
a.dash-kpi.is-link:hover .foot { color: var(--primary); }
.dash-kpi .label {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 530;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.dash-kpi .value {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(1.75rem, 2.4vw, 2.5rem);
  letter-spacing: -0.02em;
  color: var(--text-strong);
  font-feature-settings: "tnum";
}
.dash-kpi .foot {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--brand-6);
  font-feature-settings: "tnum";
}
.theme-dark .dash-kpi .foot { color: var(--brand-3); }
.dash-kpi .foot.neg     { color: var(--warn); }
.dash-kpi .foot.neutral { color: var(--text-muted); }

.dash-row {
  display: grid;
  gap: clamp(1rem, 1.5vw, 1.5rem);
  margin-bottom: clamp(1.5rem, 2.5vw, 2.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 1100px) {
  .dash-row-primary { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
}
.dash-card {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  padding: clamp(1.5rem, 2.2vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: clamp(1rem, 1.6vw, 1.5rem);
  min-width: 0;
}
.dash-card-head { display: flex; flex-direction: column; gap: 0; }
.dash-card-head .kicker { color: var(--primary); }
.dash-card-title {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(1.5rem, 2.2vw, 2rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--text-strong);
  margin-top: 0.4rem;
}
.dash-card-title em { font-style: italic; }
.dash-card-deck {
  font-family: var(--sans);
  font-size: var(--t-small);
  line-height: 1.45;
  color: var(--text-strong);
  font-weight: 540;
  margin-top: 0.4rem;
  max-width: 70ch;
}
.dash-card-deck em { font-style: italic; color: var(--brand-6); font-weight: 600; }
.theme-dark .dash-card-deck em { color: var(--brand-3); }
.dash-card-foot {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--text-muted);
  line-height: 1.5;
  margin-top: 0.4rem;
  letter-spacing: 0.02em;
  max-width: 80ch;
}

/* ============================================================
   Tabs
   ============================================================ */
.tab-pane[hidden] { display: none; }
.tab-pane { animation: tab-fade-in 220ms cubic-bezier(.2, .7, .2, 1); }
@keyframes tab-fade-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: none; }
}

/* ============================================================
   Stat-row (dark feature band)
   ============================================================ */
.stat-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--on-dark-border);
}
@media (min-width: 768px)  { .stat-row { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .stat-row.cols-4 { grid-template-columns: repeat(4, 1fr); } }
.stat-cell {
  background: var(--bg-dark);
  padding: clamp(1.5rem, 2vw, 2.25rem) clamp(1.25rem, 2vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.stat-cell .label {
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-muted);
}
.stat-cell .v-bitwise {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(2rem, 3vw, 3rem);
  color: var(--brand-3);
  letter-spacing: -0.02em;
  font-feature-settings: "tnum";
}
.stat-cell .sub {
  font-family: var(--mono);
  font-size: var(--t-xs);
  color: var(--on-dark-muted);
  font-feature-settings: "tnum";
  letter-spacing: 0.04em;
}

/* ============================================================
   Tables
   ============================================================ */
.table-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--text-muted);
}
.table-toolbar .search { position: relative; flex: 1; min-width: 220px; max-width: 340px; }
.table-toolbar .search input {
  width: 100%;
  height: 38px;
  padding: 0 14px;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  color: var(--text-strong);
  font-family: var(--sans);
  font-size: var(--t-small);
  transition: border-color var(--t-short);
}
.table-toolbar .search input:focus { outline: none; border-color: var(--text-strong); }
.table-toolbar .hint { margin-left: auto; font-size: var(--t-xs); color: var(--text-faint); }

.full-table-host {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.full-table { width: 100%; font-family: var(--sans); font-size: var(--t-small); border-collapse: collapse; }
.full-table thead th {
  background: var(--bg-elev);
  z-index: 2;
  font-family: var(--mono);
  font-size: var(--t-cap);
  font-weight: 530;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: right;
  padding: 14px 14px 14px 0;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-strong);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: color var(--t-short);
}
.full-table thead th:hover  { color: var(--text-strong); }
.full-table thead th.text { cursor: default; }
.full-table thead th:first-child { padding-left: clamp(1rem, 2vw, 1.5rem); text-align: left; }
.full-table thead th .arrow      { color: var(--primary); margin-left: 4px; }
.full-table tbody td {
  padding: 12px 14px 12px 0;
  border-bottom: 1px solid var(--border);
  text-align: right;
  font-feature-settings: "tnum";
  font-family: var(--mono);
  color: var(--text);
}
.full-table tbody td:first-child {
  padding-left: clamp(1rem, 2vw, 1.5rem);
  text-align: left;
  font-family: var(--sans);
  font-weight: 540;
  color: var(--text-strong);
}
.full-table tbody tr:hover td { background: var(--bg-alt); }
.full-table tbody td.accent { color: var(--brand-6); font-weight: 540; }
.theme-dark .full-table tbody td.accent { color: var(--brand-3); }
.win-row td:first-child { box-shadow: inset 3px 0 0 var(--primary); }
.hidden { display: none; }

/* ============================================================
   Charts (SVG)
   ============================================================ */
.chart-host {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  padding: clamp(1.5rem, 2.5vw, 2.5rem);
}
.chart-host .chart-svg { width: 100%; height: auto; display: block; overflow: visible; }
.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.75rem;
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--text-muted);
  align-items: center;
}
.chart-legend .swatch {
  display: inline-block;
  width: 18px;
  height: 10px;
  margin-right: 8px;
  vertical-align: middle;
  border-radius: 1px;
}
.chart-legend .swatch.s-p50 { background: var(--chart-bar); height: 3px; }
.chart-legend .swatch.s-p90 { background: var(--chart-bar-accent); height: 3px; }
.chart-legend .swatch.s-p99 { background: var(--peer-deep); height: 3px; }
.chart-legend .swatch.bitwise   { background: var(--chart-bar-accent); }
.chart-legend .swatch.inst-chip { background: var(--peer-deep); }
.chart-legend .swatch.peer      { background: var(--chart-bar); }

.chart-svg .axis-line, .chart-svg .grid-line { stroke: var(--chart-grid); stroke-width: 1; fill: none; }
.chart-svg .grid-line.zero { stroke: var(--chart-axis); stroke-width: 1.2; }
.chart-svg .axis-label {
  font-family: var(--mono);
  font-size: 10.5px;
  fill: var(--text-muted);
  font-feature-settings: "tnum";
}
.chart-svg .row-label { font-family: var(--sans); font-size: 12.5px; font-weight: 540; fill: var(--text-strong); }
.chart-svg .row-value { font-family: var(--mono); font-size: 11.5px; font-weight: 530; fill: var(--text-strong); font-feature-settings: "tnum"; }
.chart-svg .row-value.accent { fill: var(--brand-6); }
.theme-dark .chart-svg .row-value.accent { fill: var(--brand-3); }

.chart-svg .bar { transition: opacity var(--t-short); }
.bar-mid       { fill: var(--chart-bar); }
.bar-light     { fill: var(--chart-bar-light); }
.bar-accent    { fill: var(--chart-bar-accent); }
.bar-inst      { fill: var(--peer-deep); }
.chart-svg.dim-others .bar:not(.bar-accent):not(.hover) { opacity: 0.35; }

/* line-series — percentile-over-time */
.chart-svg .line { fill: none; stroke-width: 2; transition: opacity var(--t-short); }
.chart-svg .line.p50 { stroke: var(--chart-bar); }
.chart-svg .line.p90 { stroke: var(--chart-bar-accent); }
.chart-svg .line.p99 { stroke: var(--peer-deep); }
.chart-svg .area-fill { fill: var(--chart-spotlight); stroke: none; }
.chart-svg .dot { stroke: var(--bg-elev); stroke-width: 1.5; }
.chart-svg .dot.p50 { fill: var(--chart-bar); }
.chart-svg .dot.p90 { fill: var(--chart-bar-accent); }
.chart-svg .dot.p99 { fill: var(--peer-deep); }
.chart-svg .marker-rule { stroke: var(--text-faint); stroke-width: 1; stroke-dasharray: 3 3; }

.chart-tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--text-strong);
  color: var(--bg);
  font-family: var(--mono);
  font-size: var(--t-xs);
  padding: 8px 10px;
  border-radius: var(--r-sm);
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -120%) translateY(4px);
  transition: opacity var(--t-short), transform var(--t-short);
  z-index: 20;
  box-shadow: 0 6px 18px hsla(202, 40%, 1%, 0.18);
  line-height: 1.5;
}
.chart-tooltip.visible { opacity: 1; transform: translate(-50%, -120%); }
.chart-tooltip .tt-title { font-weight: 600; display: block; margin-bottom: 2px; }
.chart-tooltip .tt-row .k { color: hsla(0,0%,100%,0.6); }
.theme-dark .chart-tooltip .tt-row .k { color: hsla(0,0%,0%,0.5); }

/* ============================================================
   Live-motion graphics (Live page)
   ============================================================ */
.chart-svg .bid-rule { stroke: var(--brand-6); stroke-width: 1.4; stroke-dasharray: 5 4; opacity: 0.8; }
.theme-dark .chart-svg .bid-rule { stroke: var(--brand-3); }

/* A · block stream */
.chart-svg .strip-base { stroke: var(--border-strong); stroke-width: 1; }
.strip-tile { fill: var(--brand-5); transition: opacity var(--t-short); }
.theme-dark .strip-tile { fill: var(--brand-4); }
.strip-tile.newest { fill: var(--brand-6); stroke: var(--text-strong); stroke-width: 1.2; }
.theme-dark .strip-tile.newest { fill: var(--brand-3); }
.strip-tile.arrived { animation: tile-in 500ms cubic-bezier(.2,.7,.2,1); }   /* only fires when a new block lands */
@keyframes tile-in { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }
.chart-svg .strip-fig { font-family: var(--mono); font-size: 9.5px; fill: var(--text-faint); font-feature-settings: "tnum"; }
.chart-svg .strip-fig.newest { font-weight: 600; font-size: 11px; fill: var(--text-strong); }
.chart-svg .strip-now { font-family: var(--mono); font-size: 11px; fill: var(--brand-6); font-weight: 600; letter-spacing: 0.04em; font-feature-settings: "tnum"; }
.theme-dark .chart-svg .strip-now { fill: var(--brand-3); }

/* ----- percentile fan bands ----- */
.chart-svg .band-inner { fill: var(--brand-5); opacity: 0.20; stroke: none; }
.chart-svg .band-outer { fill: var(--brand-4); opacity: 0.10; stroke: none; }
.theme-dark .chart-svg .band-inner { fill: var(--brand-4); opacity: 0.22; }
.theme-dark .chart-svg .band-outer { fill: var(--brand-4); opacity: 0.10; }
.chart-svg .line.p50 { stroke-width: 2.4; }
.chart-svg .axis-label.accent { fill: var(--brand-6); font-weight: 600; }
.theme-dark .chart-svg .axis-label.accent { fill: var(--brand-3); }
.chart-legend .swatch.band-in  { background: color-mix(in srgb, var(--brand-5) 28%, var(--bg)); }
.chart-legend .swatch.band-out { background: color-mix(in srgb, var(--brand-4) 16%, var(--bg)); }

/* ============================================================
   Heatmaps (bid×day, calendar) — sequential green ramp
   ============================================================ */
.heat-svg { width: 100%; height: auto; display: block; overflow: visible; }
.hcell { stroke: none; shape-rendering: crispEdges; }
.hc-0 { fill: var(--slate-3); }
.hc-1 { fill: hsla(146, 48%, 88%, 1); }
.hc-2 { fill: hsla(146, 54%, 72%, 1); }
.hc-3 { fill: hsla(146, 60%, 54%, 1); }
.hc-4 { fill: hsla(146, 74%, 37%, 1); }
.hc-5 { fill: hsla(146, 88%, 22%, 1); }
.theme-dark .hc-0 { fill: var(--slate-3); }
.heat-label { font-family: var(--mono); font-size: 10px; fill: var(--text-muted); font-feature-settings: "tnum"; }
.heat-label.sel { fill: var(--brand-6); font-weight: 700; }
.theme-dark .heat-label.sel { fill: var(--brand-3); }
.heat-sel { fill: none; stroke: var(--text-strong); stroke-width: 1.4; }
.heat-legend {
  display: flex; align-items: center; gap: 4px;
  margin-top: 0.9rem;
  font-family: var(--mono); font-size: var(--t-xs); color: var(--text-muted);
}
.heat-legend .sw { width: 18px; height: 12px; border-radius: 1px; display: inline-block; }
.heat-legend .lab { margin: 0 6px; letter-spacing: 0.04em; }

/* mono stamp / deck */
.mono-stamp {
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-feature-settings: "tnum";
}
.mono-stamp.stale { color: var(--warn); }

/* ============================================================
   Bid selector (Bid & Win tab)
   ============================================================ */
/* sticky bid bar — follows the page on the Bid & win tab */
.bid-sticky {
  position: sticky;
  top: var(--nav-h);
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.bid-sticky-row {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
  padding-block: 0.7rem;
  flex-wrap: wrap;
}
.bid-sticky-row .kicker { flex-shrink: 0; }

.bid-ladder { display: flex; flex-wrap: wrap; gap: 6px; }
.bid-ladder button {
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.04em;
  padding: 8px 14px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  color: var(--text-muted);
  font-feature-settings: "tnum";
  transition: color var(--t-short), background var(--t-short), border-color var(--t-short);
}
.bid-ladder button:hover { color: var(--text-strong); border-color: var(--text-strong); }
.bid-ladder button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.theme-dark .bid-ladder button.active { color: var(--slate-1); }

/* ============================================================
   Block lookup (Live tab)
   ============================================================ */
.lookup-bar { display: flex; gap: 0.75rem; align-items: center; margin-bottom: clamp(1.25rem, 2vw, 1.75rem); }
.lookup-bar .search { position: relative; flex: 1; max-width: 480px; }
.lookup-bar .search input {
  width: 100%;
  height: 40px;
  padding: 0 16px;
  background: var(--bg-elev);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  color: var(--text-strong);
  font-family: var(--sans);
  font-size: var(--t-small);
  transition: border-color var(--t-short);
}
.lookup-bar .search input:focus { outline: none; border-color: var(--primary); }
.btn-mini {
  padding: 9px 16px;
  font-family: var(--mono);
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  color: var(--text-strong);
  transition: color var(--t-short), background var(--t-short), border-color var(--t-short);
  white-space: nowrap;
}
.btn-mini:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.theme-dark .btn-mini:hover { color: var(--slate-1); }
#metric-toggle button { text-transform: none; letter-spacing: 0.02em; }
.lookup-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  padding: clamp(1.25rem, 2vw, 1.75rem);
  margin-bottom: clamp(1.5rem, 2.5vw, 2.5rem);
}
.lookup-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.5rem 1rem; margin-bottom: 0.75rem; }
.lookup-head .kicker { color: var(--primary); flex: none; }
.lookup-num { font-size: var(--t-h4); font-weight: 540; color: var(--text-strong); font-feature-settings: "tnum"; min-width: 0; text-align: right; }
/* full hashes/addresses are never shortened — wrap them on any char instead */
.hex { word-break: break-all; }
.lookup-num .hex { font-size: var(--t-body); }
/* responsive grid so the card fills the row instead of hugging the left */
.lookup-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); column-gap: clamp(1.5rem, 3vw, 3rem); row-gap: 0; }
.lookup-metrics .tier-metric { padding: 0.55rem 0; border-bottom: 1px solid var(--border); }
.lookup-metrics .tier-metric .v { min-width: 0; text-align: right; }
/* rows carrying a full address/hash get the whole row width so they read cleanly */
.lookup-metrics .tier-metric:has(.hex) { grid-column: 1 / -1; }

/* ============================================================
   Tiers tab — allocation buckets
   ============================================================ */
.tier-grid {
  display: grid;
  gap: clamp(1rem, 1.6vw, 1.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 720px)  { .tier-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .tier-grid { grid-template-columns: repeat(5, 1fr); } }
.tier-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-card);
  padding: clamp(1.25rem, 1.8vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.tier-card .tier-name {
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--primary);
}
.tier-card .tier-alloc {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(2rem, 3vw, 2.75rem);
  line-height: 0.95;
  letter-spacing: -0.02em;
  color: var(--text-strong);
  font-feature-settings: "tnum";
}
.tier-card .tier-alloc small { font-size: 0.42em; color: var(--text-muted); font-style: normal; font-stretch: normal; }
.tier-metrics { display: flex; flex-direction: column; gap: 0.5rem; border-top: 1px solid var(--border); padding-top: 0.75rem; }
.tier-metric { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.tier-metric .k { font-family: var(--mono); font-size: var(--t-cap); letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); }
.tier-metric .v { font-family: var(--mono); font-size: var(--t-small); font-weight: 540; color: var(--text-strong); font-feature-settings: "tnum"; }
.tier-metric .v.accent { color: var(--brand-6); }
.theme-dark .tier-metric .v.accent { color: var(--brand-3); }

/* ============================================================
   Live tab
   ============================================================ */
.live-grid { display: grid; gap: clamp(1rem, 1.5vw, 1.5rem); grid-template-columns: 1fr; }
@media (min-width: 980px) { .live-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); } }
.flash-new { animation: flash-row 1200ms ease-out; }
@keyframes flash-row {
  from { background: color-mix(in srgb, var(--brand-1) 80%, var(--bg)); }
  to   { background: transparent; }
}
.theme-dark .flash-new { animation: flash-row-dark 1200ms ease-out; }
@keyframes flash-row-dark {
  from { background: color-mix(in srgb, var(--brand-8) 45%, var(--bg)); }
  to   { background: transparent; }
}

/* ============================================================
   Methodology
   ============================================================ */
.method-grid {
  display: grid;
  gap: clamp(1rem, 1.6vw, 1.5rem);
  grid-template-columns: 1fr;
}
@media (min-width: 720px)  { .method-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .method-grid { grid-template-columns: repeat(3, 1fr); } }
.method-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: clamp(1.5rem, 2vw, 2rem);
  box-shadow: var(--shadow-card);
}
.method-card h3 {
  font-family: var(--serif);
  font-weight: 300;
  font-stretch: 550%;
  font-size: clamp(1.4rem, 2vw, 1.75rem);
  letter-spacing: -0.01em;
  color: var(--text-strong);
  margin-bottom: 0.6rem;
}
.method-card h3 em { font-style: italic; }
.method-card p { font-family: var(--sans); font-size: 14px; line-height: 1.6; color: var(--text); }
.method-card p + p { margin-top: 0.75rem; }
.method-card em { font-style: italic; }
.method-card code {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-alt);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--text-strong);
}

/* ============================================================
   Footer
   ============================================================ */
.site-foot {
  background: var(--bg-dark);
  color: var(--on-dark-muted);
  padding-block: clamp(3rem, 6vw, 6rem) clamp(2rem, 3vw, 3rem);
}
.site-foot a { color: var(--on-dark); }
.site-foot a:hover { color: var(--brand-3); }
footer.site-foot .grid {
  display: grid;
  gap: clamp(2rem, 4vw, 4rem);
  grid-template-columns: 1fr;
}
@media (min-width: 768px) { footer.site-foot .grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }
footer.site-foot h4 {
  font-family: var(--mono);
  font-size: var(--t-cap);
  font-weight: 530;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark);
  margin-bottom: 1rem;
}
footer.site-foot p { font-size: var(--t-small); line-height: 1.6; }
footer.site-foot code {
  font-family: var(--mono);
  font-size: 12px;
  background: hsla(0, 0%, 100%, 0.06);
  padding: 1px 5px;
  border-radius: 3px;
}
footer.site-foot .brand-foot { display: block; height: 36px; width: auto; color: var(--on-dark); margin-bottom: 1.25rem; }
footer.site-foot .legal {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--on-dark-border);
  font-family: var(--mono);
  font-size: var(--t-cap);
  letter-spacing: 0.06em;
  color: hsla(0, 0%, 100%, 0.4);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
}
footer.site-foot .legal .build-stamp { color: hsla(0, 0%, 100%, 0.55); }
footer.site-foot .legal .build-stamp.stale { color: var(--warn); }

/* ============================================================
   Responsive — phones & small tablets
   ============================================================ */
@media (max-width: 820px) {
  html, body { overflow-x: hidden; }

  /* nav: brand + utilities on row 1, tabs scroll on row 2 */
  .site-nav { height: auto; }
  .site-nav .row {
    grid-template-columns: auto 1fr;
    row-gap: 8px;
    padding-block: 9px;
  }
  .site-nav .brand { grid-column: 1; grid-row: 1; }
  .site-nav .brand .wordmark { height: 22px; }
  .site-nav .utilities { grid-column: 2; grid-row: 1; justify-self: end; gap: 8px; flex-wrap: wrap; justify-content: flex-end; min-width: 0; }
  .window-switch { padding: 2px; }
  .window-switch button { padding: 5px 8px; font-size: 10px; letter-spacing: 0.04em; }
  .kicker { overflow-wrap: anywhere; }
  .site-nav .primary-tabs {
    grid-column: 1 / -1; grid-row: 2;
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 1.25rem;
    height: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  .site-nav .primary-tabs::-webkit-scrollbar { display: none; }
  .site-nav .primary-tabs a { white-space: nowrap; height: auto; padding: 2px 0; }
  .window-switch button { padding: 5px 9px; }

  /* the bid selector's sticky offset assumes a fixed-height nav — let it scroll on mobile */
  .bid-sticky { position: static; }

  /* tables scroll inside their card instead of stretching the page */
  .full-table-host { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .full-table { min-width: 560px; }

  /* long mono one-liners wrap instead of overflowing */
  .mono-stamp, .dash-deck, .heat-legend { white-space: normal; overflow-wrap: anywhere; }

  /* lookup bar wraps */
  .lookup-bar { flex-wrap: wrap; }
  .lookup-bar .search { max-width: none; min-width: 0; }

  .dashboard { padding-block: clamp(1.5rem, 5vw, 2.5rem); }
}

/* charts fill their card (so the responsive viewBox can measure real width) */
.chart-svg { width: 100%; height: auto; display: block; overflow: visible; }
.cal-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.cal-scroll::-webkit-scrollbar { height: 6px; }
.cal-scroll::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 999px; }