/* ============================================================
   eForecast · brand.css
   Identity v1 · Type-led wordmark, ink + paper + signal-lime
   ============================================================ */

:root {
  --ink:        #0e1417;
  --ink-2:      #161e22;
  --ink-3:      #1f292e;
  --paper:      #f4f1ea;
  --paper-2:    #ebe6db;
  --line:       #d8d1c2;
  --line-2:     #c4bdaa;
  --line-dark:  #2a3338;
  --line-dark2: #3a464d;
  --muted:      #5a5141;
  --muted-2:    #8a8270;
  --muted-dark: #7c8a92;
  --signal:     #c8ff3d;
  --signal-2:   #9be000;

  --type-sans:  "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --type-mono:  "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  --r-sm: 2px;
  --r-md: 4px;

  --pad-page: 48px;
  --pad-page-sm: 24px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--type-sans);
  font-size: 16px;
  line-height: 1.55;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

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

.mono { font-family: var(--type-mono); letter-spacing: 0.01em; }
.signal { color: var(--signal); }
.muted { color: var(--muted-2); }
.light { color: var(--paper) !important; }

/* ──────────────── Wordmark ──────────────── */
.wm {
  font-family: var(--type-sans);
  letter-spacing: -0.045em;
  line-height: 1;
  display: inline-flex;
  align-items: baseline;
  white-space: nowrap;
  color: inherit;
}
.wm .e { font-weight: 300; }
.wm .F { font-weight: 600; }
.wm-line {
  position: relative;
  padding-bottom: 0.16em;
}
.wm-line::after {
  content: ''; position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px; background: currentColor; opacity: 0.85;
}
.wm-line::before {
  content: ''; position: absolute;
  left: 0; bottom: 0;
  width: 18%; height: 2px;
  background: var(--signal);
}

/* ──────────────── Header ──────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 18px var(--pad-page);
  border-bottom: 1px solid var(--line-dark);
}
.site-header .wm { font-size: 22px; }
.site-nav {
  display: flex; gap: 32px; justify-content: center;
  font-size: 14px;
  color: rgba(255,255,255,0.72);
}
.site-nav a { transition: color 0.18s ease; }
.site-nav a:hover { color: var(--paper); }
.site-nav a[aria-current="page"] { color: var(--paper); }
.site-nav a[aria-current="page"]::after {
  content: ''; display: block;
  height: 1px; background: var(--signal);
  margin-top: 4px; width: 60%;
}
.header-status {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted-dark);
  padding: 8px 12px;
  border: 1px solid var(--line-dark2);
  border-radius: 2px;
}
.header-status .dot { width: 7px; height: 7px; box-shadow: 0 0 0 3px rgba(200,255,61,0.12); }

/* ──────────────── Buttons ──────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--type-sans);
  font-size: 13px; letter-spacing: -0.005em; font-weight: 500;
  padding: 11px 18px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
  user-select: none;
}
.btn span[aria-hidden] { transition: transform 0.18s ease; }
.btn:hover span[aria-hidden] { transform: translateX(2px); }

.btn-cta {
  background: var(--signal);
  color: var(--ink);
  font-family: var(--type-mono);
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 500;
  padding: 10px 14px;
}
.btn-cta:hover { background: var(--signal-2); }

.btn-primary {
  background: var(--ink);
  color: var(--paper);
}
.dark .btn-primary, .hero .btn-primary {
  background: var(--paper);
  color: var(--ink);
}
.dark .btn-primary:hover, .hero .btn-primary:hover { background: var(--signal); }
.btn-primary:hover { background: var(--ink-3); }

.btn-ghost {
  border-color: currentColor;
  background: transparent;
  color: inherit;
  opacity: 0.75;
}
.btn-ghost:hover { opacity: 1; }

.btn.lg { padding: 14px 22px; font-size: 14px; }

/* Text-led arrow link (replaces commercial CTAs) */
.link-arrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--type-sans);
  font-size: 14px; font-weight: 500;
  color: inherit;
  padding-bottom: 4px;
  border-bottom: 1px solid currentColor;
  transition: gap 0.18s ease, opacity 0.18s ease;
}
.link-arrow span[aria-hidden] { transition: transform 0.18s ease; display: inline-block; }
.link-arrow:hover span[aria-hidden] { transform: translateX(3px); }
.hero .link-arrow { color: var(--paper); border-color: rgba(244,241,234,0.4); }
.hero .link-arrow:hover { border-color: var(--signal); color: var(--signal); }
.closer .link-arrow { color: var(--paper); }

/* ──────────────── Hero ──────────────── */
.hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 96px var(--pad-page) 0;
  overflow: hidden;
}
.ticks {
  position: absolute; width: 14px; height: 14px;
  border-color: rgba(255,255,255,0.22);
  pointer-events: none;
}
.ticks.tl { top: 18px; left: 18px; border-top: 1px solid; border-left: 1px solid; }
.ticks.tr { top: 18px; right: 18px; border-top: 1px solid; border-right: 1px solid; }
.ticks.bl { bottom: 18px; left: 18px; border-bottom: 1px solid; border-left: 1px solid; }
.ticks.br { bottom: 18px; right: 18px; border-bottom: 1px solid; border-right: 1px solid; }

.hero-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 80px;
  align-items: start;
  padding-bottom: 80px;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--type-mono);
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(244, 241, 234, 0.85);
  margin-bottom: 28px;
}
.dot {
  display: inline-block;
  width: 8px; height: 8px; border-radius: 50%;
  background: currentColor;
}
.dot-signal { background: var(--signal); box-shadow: 0 0 0 4px rgba(200,255,61,0.15); }
.dot-live {
  background: var(--signal);
  position: relative;
}
.dot-live::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%;
  background: var(--signal); opacity: 0.35;
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(0.6); opacity: 0.6; }
  100% { transform: scale(2.2); opacity: 0; }
}

.display {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: clamp(44px, 5.6vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0 0 28px;
  text-wrap: balance;
}
.display-em {
  display: block;
  font-weight: 500;
  color: var(--paper);
}
.lede {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(244, 241, 234, 0.78);
  max-width: 50ch;
  margin: 0 0 36px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* ──────────────── Instrument panel ──────────────── */
.panel {
  border: 1px solid var(--line-dark2);
  border-radius: var(--r-md);
  background: linear-gradient(to bottom, var(--ink-2), var(--ink));
  padding: 0;
  font-family: var(--type-sans);
  min-width: 0;
}
.panel-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-dark2);
}
.panel-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--type-mono); font-size: 11px;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--paper);
}
.panel-coord {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-dark);
}
.panel-readout {
  display: flex; justify-content: space-between; align-items: flex-end;
  padding: 24px 22px 8px;
}
.readout-now { display: flex; flex-direction: column; gap: 4px; }
.readout-num {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: 72px; line-height: 1;
  letter-spacing: -0.04em;
  color: var(--paper);
}
.readout-num sup {
  font-family: var(--type-mono);
  font-size: 14px;
  letter-spacing: 0;
  vertical-align: super;
  margin-left: 4px;
  color: var(--signal);
  font-weight: 400;
  top: -0.6em;
  position: relative;
}
.readout-unit {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-dark);
}
.readout-delta { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.delta-pill {
  background: rgba(200, 255, 61, 0.12);
  color: var(--signal);
  font-family: var(--type-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 6px 10px;
  border-radius: var(--r-sm);
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid rgba(200, 255, 61, 0.3);
}
.delta-note { font-size: 9px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-dark); }

.strip-wrap {
  padding: 14px 18px 4px;
}
.panel-row { border-top: 1px solid var(--line-dark2); padding: 14px 0 6px; }
.panel-row:first-of-type { border-top: none; padding-top: 18px; }
.panel-row.alt { background: rgba(200,255,61,0.025); }
.row-label {
  display: flex; justify-content: space-between;
  padding: 0 22px;
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted-dark);
  margin-bottom: 4px;
}
.row-label .signal { font-weight: 500; }
.strip {
  width: 100%; height: 110px; display: block;
}
.strip-grid line { stroke: rgba(255,255,255,0.08); stroke-width: 1; stroke-dasharray: 2 3; }
.strip-grid.light line { stroke: rgba(244,241,234,0.1); }
.cursor { stroke: var(--paper); stroke-width: 1; stroke-dasharray: 2 2; }
.cursor.signal { stroke: var(--signal); stroke-width: 1.5; stroke-dasharray: 0; }
.strip-axis {
  display: flex; justify-content: space-between;
  padding: 0 18px 14px;
  font-size: 9px; letter-spacing: 0.12em;
  color: var(--muted-dark);
  text-transform: uppercase;
}
.strip-axis.light { color: var(--muted-dark); padding: 4px 0 0; }
.panel-foot {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark2);
  font-size: 10px;
}
.panel-foot > div {
  padding: 12px 14px; display: flex; flex-direction: column; gap: 2px;
  border-right: 1px solid var(--line-dark2);
  color: var(--muted-dark);
  letter-spacing: 0.06em; text-transform: uppercase;
  font-size: 9px;
}
.panel-foot > div:last-child { border-right: none; }
.panel-foot > div b { color: var(--paper); font-size: 13px; letter-spacing: 0; font-family: var(--type-mono); font-weight: 500; text-transform: none; }

/* ──────────────── Ticker ──────────────── */
.ticker {
  margin: 0 calc(-1 * var(--pad-page));
  background: var(--ink-2);
  border-top: 1px solid var(--line-dark2);
  border-bottom: 1px solid var(--line-dark2);
  overflow: hidden;
  position: relative;
}
.ticker-track {
  display: flex; gap: 28px;
  padding: 14px 0;
  white-space: nowrap;
  font-family: var(--type-mono);
  font-size: 12px;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-dark);
  animation: ticker 60s linear infinite;
  width: max-content;
}
.ticker-track b { color: var(--paper); font-weight: 500; }
.ticker-track .sep { color: rgba(124,138,146,0.4); }
@keyframes ticker {
  to { transform: translateX(-50%); }
}

/* ──────────────── Section block ──────────────── */
.block {
  padding: 120px var(--pad-page);
  max-width: 100%;
}
.block.dark {
  background: var(--ink);
  color: var(--paper);
  padding: 0;
}
.dark-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 120px var(--pad-page);
}

.block-head {
  max-width: 1400px;
  margin: 0 auto 64px;
  display: grid;
  grid-template-columns: 1fr;
}
.block-num {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 20px;
}
.dark .block-num { color: var(--muted-dark); }
.block-num.signal { color: var(--signal); }
.block-title {
  font-family: var(--type-sans);
  font-weight: 400;
  font-size: clamp(34px, 4vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.028em;
  margin: 0 0 20px;
  max-width: 22ch;
  text-wrap: balance;
}
.block-title.light { color: var(--paper); }
.block-title .muted { color: rgba(14,20,23,0.45); }
.dark .block-title .muted { color: rgba(244,241,234,0.4); }
.block-lede {
  font-size: 17px; line-height: 1.55;
  color: var(--muted);
  max-width: 58ch;
  margin: 0;
}
.block-lede.light { color: rgba(244,241,234,0.75); }

/* ──────────────── Steps (How it works) ──────────────── */
.steps {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: 1400px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}
.step {
  padding: 36px 36px 40px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
}
.step:last-child { border-right: none; }
.step header {
  display: flex; align-items: center; gap: 10px;
  font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 24px;
}
.step-num {
  padding: 2px 6px;
  background: var(--ink); color: var(--paper);
  border-radius: 2px;
  font-size: 10px;
}
.step-tag { color: var(--muted-2); }
.step-art {
  height: 120px;
  margin-bottom: 24px;
  display: flex; align-items: center;
  color: var(--ink);
}
.diagram { width: 100%; height: 100%; color: inherit; }
.diag-grid line { stroke: var(--line); stroke-width: 1; stroke-dasharray: 2 3; }
.diag-pt { fill: var(--signal-2); stroke: var(--ink); stroke-width: 1; }
.diag-label {
  font-family: var(--type-mono);
  font-size: 8px;
  fill: var(--muted-2);
  letter-spacing: 0.05em;
}
.step h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 22px; line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0 0 12px;
  max-width: 24ch;
}
.step p {
  margin: 0;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.55;
}

/* ──────────────── Live grid panel ──────────────── */
.live {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(280px, 1fr);
  gap: 32px;
}
.live-chart {
  border: 1px solid var(--line-dark2);
  border-radius: var(--r-md);
  padding: 24px 28px 18px;
  background: linear-gradient(to bottom, var(--ink-2), var(--ink));
}
.live-chart-head {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
}
.legend { display: flex; gap: 18px; color: var(--muted-dark); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.sw { display: inline-block; width: 10px; height: 10px; border-radius: 1px; }
.sw-clean { background: var(--signal); }
.sw-mid { background: #4d8cff; }
.sw-dirty { background: #ff5b1f; }
.big-strip { width: 100%; height: 280px; display: block; }

.live-stats {
  display: grid; gap: 14px;
  grid-template-columns: 1fr 1fr;
}
.stat {
  border: 1px solid var(--line-dark2);
  background: var(--ink-2);
  border-radius: var(--r-md);
  padding: 20px 20px 18px;
  display: flex; flex-direction: column; gap: 6px;
}
.stat-label {
  font-size: 9px; letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--muted-dark);
}
.stat-val {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: 52px; line-height: 1;
  letter-spacing: -0.04em;
  color: var(--paper);
}
.stat-val sup {
  font-family: var(--type-mono);
  font-size: 14px;
  letter-spacing: 0;
  color: var(--muted-dark);
  vertical-align: super;
  position: relative;
  top: -0.5em;
  margin-left: 2px;
  font-weight: 400;
}
.stat-val.signal { color: var(--signal); }
.stat-val.signal sup { color: var(--signal); opacity: 0.65; }
.stat-sub {
  font-size: 10px; letter-spacing: 0.06em; color: var(--muted-dark); text-transform: lowercase;
}

/* ──────────────── Patent block ──────────────── */
.patent { background: var(--paper-2); }
.patent-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
}
.patent-side .block-num { margin-bottom: 20px; }
.patent-side .block-title { max-width: 18ch; }
.patent-side .block-lede { margin-bottom: 32px; }
.patent-side .btn-primary { background: var(--ink); color: var(--paper); }

.patent-doc {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 0;
  position: relative;
  font-family: var(--type-sans);
}
.patent-doc-head, .patent-doc-foot {
  display: flex; justify-content: space-between;
  padding: 12px 22px;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
}
.patent-doc-head { border-bottom: 1px solid var(--line); }
.patent-doc-foot { border-top: 1px solid var(--line); }
.patent-doc-body {
  padding: 28px 32px 24px;
  position: relative;
}
.patent-title {
  font-family: var(--type-sans);
  font-size: 18px; line-height: 1.3;
  letter-spacing: -0.01em;
  font-weight: 500;
  color: var(--ink);
  text-transform: none;
  padding-bottom: 22px;
  border-bottom: 1px dashed var(--line);
  margin-bottom: 20px;
}
.patent-title .muted { font-family: var(--type-mono); font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase; }
.patent-claim {
  position: relative;
}
.patent-claim .muted { font-size: 10px; letter-spacing: 0.13em; text-transform: uppercase; display: block; margin-bottom: 10px; }
.patent-claim p {
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 14px; line-height: 1.6;
  color: var(--ink);
  margin: 0;
  text-align: justify;
}
.claim-fade {
  position: absolute; left: 0; right: 0; bottom: -1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--paper));
  pointer-events: none;
}

/* ──────────────── Applications ──────────────── */
.apps {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.app-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 32px 32px 28px;
  display: flex; flex-direction: column; gap: 12px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.app-card:hover { border-color: var(--ink); }
.app-icon { color: var(--ink); margin-bottom: 12px; width: 60px; height: 60px; }
.app-card h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 22px; letter-spacing: -0.02em;
  margin: 0;
}
.app-card p {
  margin: 0;
  font-size: 14px; line-height: 1.55;
  color: var(--muted);
}
.app-meta {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-2);
  display: flex; justify-content: space-between; gap: 12px;
}

/* ──────────────── About strip ──────────────── */
.about {
  background: var(--paper);
  border-top: 1px solid var(--line);
}
.about-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  gap: 80px;
  align-items: start;
}
.about-side .block-title { max-width: 14ch; margin-bottom: 0; }
.about-body p {
  font-size: 17px; line-height: 1.65; color: var(--ink);
  margin: 0 0 16px;
  max-width: 60ch;
}
.about-body p + p { color: var(--muted); }
.about-body .btn-ghost { margin-top: 12px; border-color: var(--ink); color: var(--ink); }

/* ──────────────── CTA ──────────────── */
.cta-section {
  background: var(--ink);
  color: var(--paper);
  padding: 120px var(--pad-page);
  position: relative;
}
.cta-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.cta-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-dark);
  margin-bottom: 28px;
}
.cta-h {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: clamp(34px, 4.4vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.028em;
  margin: 0 auto 40px;
  max-width: 22ch;
  text-wrap: balance;
}
.cta-row {
  display: flex; align-items: center; justify-content: center; gap: 24px;
  flex-wrap: wrap;
}
.cta-mail {
  font-size: 13px; letter-spacing: 0.06em;
  color: var(--paper);
  border-bottom: 1px solid rgba(255,255,255,0.3);
  padding-bottom: 2px;
}
.cta-mail:hover { border-bottom-color: var(--signal); color: var(--signal); }

/* ──────────────── Footer ──────────────── */
.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding: 64px var(--pad-page) 32px;
  border-top: 1px solid var(--line-dark2);
}
.footer-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--line-dark2);
}
.footer-brand { max-width: 320px; }
.footer-tag {
  margin: 16px 0 0;
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-dark);
  line-height: 1.5;
}
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 {
  font-family: var(--type-mono);
  font-size: 10px; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted-dark);
  margin: 0 0 8px;
  font-weight: 500;
}
.footer-col a, .footer-col span {
  font-size: 14px;
  color: rgba(244,241,234,0.78);
  transition: color 0.18s ease;
}
.footer-col a:hover { color: var(--signal); }

.footer-email {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: rgba(244,241,234,0.85);
  border-bottom: 1px solid rgba(244,241,234,0.25);
  padding-bottom: 2px;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.footer-email:hover { color: var(--signal); border-bottom-color: var(--signal); }
.footer-email noscript { color: var(--muted-dark); font-size: 12px; }
.footer-foot {
  max-width: 1400px;
  margin: 24px auto 0;
  display: flex; justify-content: space-between;
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted-dark);
}

/* ──────────────── The Shift (4-card grid) ──────────────── */
.shift-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.shift-card {
  padding: 36px 32px 40px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
  min-height: 280px;
}
.shift-card:last-child { border-right: none; }
.shift-num {
  font-size: 13px; letter-spacing: 0.1em; text-transform: lowercase;
  color: var(--muted-2);
  margin-bottom: 36px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
  font-style: italic;
  font-family: 'Times New Roman', Georgia, serif;
  letter-spacing: 0.02em;
}
.shift-card h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 22px; line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  max-width: 18ch;
}
.shift-card p {
  margin: 0;
  font-size: 14px; line-height: 1.55;
  color: var(--muted);
}

/* ──────────────── Approach (in / transform / out) ──────────────── */
.approach {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr 1fr;
  gap: 0;
  border: 1px solid var(--line-dark2);
  border-radius: var(--r-md);
  background: linear-gradient(to bottom, var(--ink-2), var(--ink));
}
.approach-col {
  padding: 32px 28px;
  display: flex; flex-direction: column;
  border-right: 1px solid var(--line-dark2);
}
.approach-col:last-child { border-right: none; }
.col-tag {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-dark);
  margin-bottom: 24px;
}
.col-tag.signal { color: var(--signal); }
.feed-list {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column;
}
.feed-list li {
  font-family: var(--type-sans);
  font-size: 14px;
  color: rgba(244,241,234,0.86);
  padding: 14px 0;
  border-top: 1px dashed var(--line-dark2);
  display: flex; align-items: baseline; gap: 14px;
}
.feed-list li:first-child { border-top: none; padding-top: 4px; }
.feed-list li .mono {
  display: inline-block;
  min-width: 38px;
  font-size: 11px; letter-spacing: 0.05em;
  color: var(--muted-dark);
  text-transform: uppercase;
  flex-shrink: 0;
}
.approach-mid {
  padding: 32px 28px;
  border-right: 1px solid var(--line-dark2);
  display: flex; flex-direction: column;
  background: rgba(255,255,255,0.015);
}
.approach-chart { display: flex; flex-direction: column; gap: 16px; flex: 1; }
.transform-diagram {
  width: 100%; height: 220px;
  color: rgba(244,241,234,0.6);
}
.approach-note {
  margin: 0;
  font-size: 13px; line-height: 1.55;
  color: rgba(244,241,234,0.7);
}

/* ──────────────── Problem space foot ──────────────── */
.space-foot {
  max-width: 1400px;
  margin: 32px auto 0;
  padding: 24px 0 0;
  border-top: 1px dashed var(--line);
  font-size: 14px; line-height: 1.55;
  color: var(--muted);
  max-width: 70ch;
  font-style: italic;
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 17px;
}

/* ──────────────── IP callout (vague, no specifics) ──────────────── */
.ip { background: var(--paper-2); }
.ip-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 80px;
  align-items: start;
}
.ip-side .block-title { max-width: 16ch; margin-bottom: 0; }
.ip-body p {
  font-size: 18px; line-height: 1.55;
  color: var(--ink);
  margin: 0 0 16px;
  max-width: 56ch;
}
.ip-body p.muted {
  font-size: 14px;
  color: var(--muted);
  font-style: italic;
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 17px;
  line-height: 1.55;
  margin-bottom: 0;
}

/* ──────────────── Quiet closer ──────────────── */
.closer {
  background: var(--ink);
  color: var(--paper);
  padding: 96px var(--pad-page);
  border-top: 1px solid var(--line-dark2);
}
.closer-inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.closer-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-dark);
  margin-bottom: 24px;
}
.closer-line {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: clamp(20px, 2.2vw, 28px);
  line-height: 1.45;
  letter-spacing: -0.015em;
  margin: 0;
  max-width: 48ch;
  margin: 0 auto;
  color: rgba(244,241,234,0.85);
}
.closer-line a {
  color: var(--signal);
  border-bottom: 1px solid rgba(200,255,61,0.4);
  padding-bottom: 2px;
}
.closer-line a:hover { border-bottom-color: var(--signal); }

.small-print {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-dark);
  font-style: normal;
}

/* ════════════════════════════════════════════════════════════
   ABOUT PAGE
   ════════════════════════════════════════════════════════════ */

/* ──────────── About hero ──────────── */
.about-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 120px var(--pad-page) 96px;
  overflow: hidden;
  border-bottom: 1px solid var(--line-dark2);
}
.about-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.about-h1 {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: clamp(40px, 5vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.032em;
  margin: 28px 0 28px;
  text-wrap: balance;
  max-width: 22ch;
}
.about-lede {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(244,241,234,0.78);
  max-width: 56ch;
  margin: 0;
}

/* ──────────── Story (2-col) ──────────── */
.story-grid {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 80px;
  align-items: start;
}
.story-body p {
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  margin: 0 0 24px;
  max-width: 64ch;
}
.story-body p:last-child { margin-bottom: 0; }
.story-body p:last-child {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.story-aside {
  position: sticky;
  top: 100px;
  padding: 28px 32px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-left: 2px solid var(--signal);
  border-radius: var(--r-md);
}
.aside-tag {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 18px;
}
.aside-q {
  font-family: 'Times New Roman', Georgia, serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.4;
  color: var(--ink);
  margin: 0 0 18px;
  letter-spacing: -0.005em;
}
.aside-cite {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
  padding-top: 14px;
  border-top: 1px dashed var(--line-2);
}

/* ──────────── Timeline ──────────── */
.timeline-block { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.timeline {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
}
.tl-axis {
  display: flex;
  justify-content: space-between;
  padding: 0 24px 0;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  margin-bottom: 28px;
}
.tl-year {
  position: relative;
  padding-bottom: 14px;
}
.tl-year::after {
  content: ''; position: absolute;
  bottom: 0; left: 50%; transform: translateX(-50%);
  width: 1px; height: 8px;
  background: var(--line-2);
}
.tl-track {
  position: relative;
  height: 360px;
  margin: 0 24px;
}
.tl-line {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--line-2);
}
.tl-stop {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 220px;
}
.tl-dot {
  display: block;
  width: 14px; height: 14px;
  background: var(--paper-2);
  border: 2px solid var(--ink);
  border-radius: 50%;
  margin-top: -7px;
  position: relative; z-index: 2;
}
.tl-dot-now {
  background: var(--signal);
  border-color: var(--signal-2);
  box-shadow: 0 0 0 6px rgba(200,255,61,0.18);
}
.tl-card {
  margin-top: 20px;
  text-align: center;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 18px 18px 20px;
  width: 100%;
}
.tl-card-date {
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 10px;
}
.tl-card-date.signal { color: var(--signal-2); font-weight: 500; }
.tl-card h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
  color: var(--ink);
  line-height: 1.25;
}
.tl-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

/* ──────────── Work list (dark) ──────────── */
.work-list {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
}
.work-list li {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-top: 1px solid var(--line-dark2);
  align-items: baseline;
}
.work-list li:last-child { border-bottom: 1px solid var(--line-dark2); }
.work-num {
  font-size: 13px;
  color: var(--signal);
  letter-spacing: 0.12em;
}
.work-list h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.018em;
  color: var(--paper);
  margin: 0 0 10px;
  line-height: 1.2;
}
.work-list p {
  margin: 0;
  font-size: 15px;
  color: rgba(244,241,234,0.72);
  line-height: 1.55;
  max-width: 64ch;
}
.work-foot {
  max-width: 1100px;
  margin: 32px auto 0;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted-dark);
  font-style: italic;
  text-transform: none;
}

/* ──────────── Offices ──────────── */
.offices {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.office {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 36px 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
}
.office::after {
  content: ''; position: absolute;
  top: 36px; right: 36px;
  width: 28px; height: 28px;
  border-top: 1px solid var(--ink);
  border-right: 1px solid var(--ink);
  opacity: 0.18;
}
.office-head { display: flex; align-items: baseline; gap: 16px; }
.office-flag {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--paper);
  padding: 4px 8px;
  border-radius: 2px;
  font-size: 10px; letter-spacing: 0.12em; font-weight: 500;
}
.office-head h3 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: 32px;
  letter-spacing: -0.022em;
  margin: 0;
  color: var(--ink);
  line-height: 1;
}
.office-meta {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
}
.office-addr {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 15px;
  color: var(--ink);
}
.office-addr .mono {
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-top: 6px;
}
.office-foot {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2);
}

/* ════════════════════════════════════════════════════════════
   NEWS PAGE
   ════════════════════════════════════════════════════════════ */

.news-hero {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: 96px var(--pad-page) 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--line-dark2);
}
.news-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.news-h1 {
  font-family: var(--type-sans);
  font-weight: 300;
  font-size: clamp(56px, 7vw, 112px);
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 28px 0 24px;
}
.news-lede {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(244,241,234,0.78);
  max-width: 56ch;
  margin: 0 0 28px;
}
.news-counts {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-dark);
  flex-wrap: wrap;
}
.news-counts b { color: var(--paper); font-weight: 500; }
.news-counts .sep { opacity: 0.4; }

/* Type key strip */
.news-key {
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
}
.news-key-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px var(--pad-page);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.key-label {
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-right: 6px;
}

/* Tag chips */
.news-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--type-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 4px 9px 4px 8px;
  border-radius: 2px;
  border: 1px solid currentColor;
  background: transparent;
}
.tag-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.tag-milestone { color: var(--ink); }
.tag-note      { color: #4d8cff; }
.tag-ip        { color: var(--signal-2); }

/* Entries feed */
.news-feed {
  padding: 72px var(--pad-page) 96px;
  background: var(--paper);
}
.news-entry {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 64px;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
.news-entry:first-of-type { padding-top: 32px; border-top: none; }

.news-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
}
.news-date {
  font-size: 13px;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--ink);
}
.news-index {
  margin-top: auto;
  padding-top: 24px;
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.news-body h2 {
  font-family: var(--type-sans);
  font-weight: 500;
  font-size: clamp(24px, 2.4vw, 32px);
  letter-spacing: -0.022em;
  line-height: 1.15;
  margin: 0 0 20px;
  max-width: 32ch;
  color: var(--ink);
  text-wrap: balance;
}
.news-body p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  margin: 0 0 16px;
  max-width: 60ch;
}
.news-body p:last-child { margin-bottom: 0; }
.news-aside {
  font-size: 14px;
  color: var(--muted);
  font-style: italic;
  font-family: 'Times New Roman', Georgia, serif;
  font-size: 16px;
  padding-left: 16px;
  border-left: 1px solid var(--line-2);
}
.news-quote {
  margin: 24px 0 0;
  padding: 20px 24px;
  font-family: 'Times New Roman', Georgia, serif;
  font-style: italic;
  font-size: 22px;
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--ink);
  background: var(--paper-2);
  border-left: 2px solid var(--signal);
  border-radius: 0 2px 2px 0;
  max-width: 50ch;
}

.news-end {
  max-width: 1100px;
  margin: 64px auto 0;
  padding-top: 32px;
  border-top: 1px dashed var(--line);
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-2);
}

/* News responsive */
@media (max-width: 900px) {
  .news-entry {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 40px 0;
  }
  .news-meta {
    flex-direction: row;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
  }
  .news-index { margin-top: 0; padding-top: 0; }
}
/* ──────────── Mission section ──────────── */
.mission {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.mission-head {
  max-width: 1100px !important;
  margin: 0 auto !important;
  text-align: center;
}
.mission .block-num {
  display: inline-block;
  margin-bottom: 32px;
}
.mission-statement {
  font-family: var(--type-sans);
  font-weight: 400;
  font-size: clamp(28px, 3.4vw, 44px) !important;
  line-height: 1.18 !important;
  letter-spacing: -0.022em;
  max-width: 26ch !important;
  margin: 0 auto 32px !important;
  color: var(--ink);
  text-wrap: balance;
}
.mission-explainer {
  max-width: 64ch !important;
  margin: 0 auto !important;
  font-size: 16px;
  line-height: 1.65 !important;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .story-grid { grid-template-columns: 1fr; gap: 40px; }
  .story-aside { position: static; }
  .timeline { padding-bottom: 0; }
  .tl-track { height: auto; padding-top: 14px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .tl-stop { position: static; transform: none; width: auto; align-items: flex-start; text-align: left; }
  .tl-stop .tl-dot { margin-top: 0; }
  .tl-line { display: none; }
  .tl-axis { display: none; }
  .tl-card { text-align: left; }
  .offices { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .about-hero { padding: 72px var(--pad-page) 56px; }
  .work-list li { grid-template-columns: 1fr; gap: 8px; }
  .tl-track { grid-template-columns: 1fr; }
}
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .live { grid-template-columns: 1fr; }
  .live-stats { grid-template-columns: repeat(4, 1fr); }
  .patent-grid { grid-template-columns: 1fr; gap: 40px; }
  .ip-grid { grid-template-columns: 1fr; gap: 32px; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--line); }
  .step:last-child { border-bottom: none; }
  .shift-grid { grid-template-columns: 1fr 1fr; }
  .shift-card:nth-child(2) { border-right: none; }
  .shift-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .approach { grid-template-columns: 1fr; }
  .approach-col, .approach-mid {
    border-right: none;
    border-bottom: 1px solid var(--line-dark2);
  }
  .approach-col:last-child { border-bottom: none; }
  .apps { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  :root { --pad-page: 24px; }
  .site-header { grid-template-columns: auto auto; gap: 12px; }
  .site-nav { display: none; }
  .header-status { display: none; }
  .block, .cta-section, .closer { padding: 72px var(--pad-page); }
  .dark-inner { padding: 72px var(--pad-page); }
  .hero { padding-top: 56px; }
  .hero-grid { padding-bottom: 48px; gap: 40px; }
  .live-stats { grid-template-columns: 1fr 1fr; }
  .shift-grid { grid-template-columns: 1fr; }
  .shift-card { border-right: none !important; border-bottom: 1px solid var(--line); min-height: 0; }
  .shift-card:last-child { border-bottom: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}