/* ===== Energaia Institut — site styles =====
   Layer on top of colors_and_type.css. Brand uses Open Sans only.
   No serif. No 800/ExtraBold. Display = 600/700.
   ============================================ */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--graphite);
  color: #fff;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

::selection { background: var(--yellow); color: var(--graphite); }

/* keep Open Sans, but ratchet down weights — no 800 anywhere */
h1, h2, h3, h4, .display, .stat {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
}
h1 { font-weight: 700; }
.display { font-weight: 700; letter-spacing: -0.03em; }
p { text-wrap: pretty; }

/* ===== Layout primitives ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  position: relative;
}
@media (max-width: 720px) { .container { padding: 0 24px; } }

section { position: relative; }
.section-pad { padding: 120px 0; }
@media (max-width: 720px) { .section-pad { padding: 72px 0; } }

/* ===== Brand motifs ===== */
.eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-2);
  display: inline-flex;
  align-items: center;
  gap: 14px;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--yellow);
}
.eyebrow.on-dark { color: var(--fg-on-dark-2); }
.eyebrow.solo::before { display: none; }

.chapter-mark {
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-2);
  margin-bottom: 56px;
}
.chapter-mark .num {
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}
.chapter-mark .dash {
  width: 28px; height: 1px; background: var(--border-strong);
}
.on-dark .chapter-mark { color: var(--fg-on-dark-2); }
.on-dark .chapter-mark .dash { background: rgba(255,255,255,0.18); }

/* yellow accent word inside a heading */
.yk {
  color: var(--yellow);
  font-style: normal;
  font-weight: inherit;
}

/* ===== Top ticker — slim graphite strip ===== */
.ticker {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 28px;
  background: var(--graphite-900);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 60;
  display: flex; align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--fg-on-dark-3);
  overflow: hidden;
  text-transform: uppercase;
}
.ticker-track {
  display: flex; gap: 48px;
  padding-left: 100%;
  animation: tickerScroll 80s linear infinite;
  white-space: nowrap;
  flex-shrink: 0;
}
.ticker-track span { display: inline-flex; align-items: center; gap: 12px; }
.ticker-track .dot { color: var(--yellow); }
@keyframes tickerScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

/* scroll progress hairline */
.scroll-progress {
  position: fixed;
  top: 28px; left: 0;
  height: 2px;
  width: 0;
  background: var(--yellow);
  z-index: 70;
  transition: width 80ms linear;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 28px; left: 0; right: 0;
  height: 80px;
  z-index: 50;
  background: rgba(31,36,40,0.78);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background 240ms var(--ease-out);
}
.site-header.solid { background: var(--graphite); }
.site-header .container {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  color: #fff;
}
.brand .mark {
  width: 28px; height: 28px;
}
.brand .wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
}
.brand .wordmark .light {
  color: rgba(255,255,255,0.55);
  font-weight: 400;
  margin-left: 6px;
}

.nav {
  display: flex; align-items: center; gap: 4px;
}
.nav-link {
  padding: 10px 16px;
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  transition: color 160ms var(--ease-out);
  position: relative;
  cursor: pointer;
  background: none; border: none;
}
.nav-link:hover { color: #fff; }
.nav-link::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 6px;
  height: 1px;
  background: var(--yellow);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 280ms var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); }

.lang-switch {
  display: inline-flex;
  align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 2px;
  border-radius: 2px;
  margin-left: 4px;
}
.lang-switch button {
  font-family: var(--font-label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.6);
  padding: 6px 10px;
  cursor: pointer;
  border-radius: 1px;
  transition: background 160ms, color 160ms;
}
.lang-switch button.active {
  background: var(--yellow);
  color: var(--graphite);
}
.lang-switch button:not(.active):hover { color: #fff; }

.nav-cta {
  margin-left: 8px;
  padding: 10px 18px !important;
  background: var(--yellow);
  color: var(--graphite) !important;
  border-radius: 2px;
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-label);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  transition: filter 160ms;
}
.nav-cta:hover { filter: brightness(1.08); }
.nav-cta::after { display: none !important; }

.mobile-trigger {
  display: none;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  color: #fff;
  cursor: pointer;
  border-radius: 2px;
}

@media (max-width: 960px) {
  .nav .nav-link:not(.lang-only) { display: none; }
  .nav-cta { display: none; }
  .mobile-trigger { display: inline-flex; }
}

.mobile-drawer {
  position: fixed;
  top: 108px; left: 0; right: 0;
  background: var(--graphite);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  z-index: 49;
  transform: translateY(-110%);
  transition: transform 320ms var(--ease-out);
  padding: 24px;
}
.mobile-drawer.open { transform: translateY(0); }
.mobile-drawer a, .mobile-drawer button {
  display: block;
  padding: 16px 0;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 500;
  color: #fff;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: none; border-left: none; border-right: none; border-top: none;
  text-align: left;
  width: 100%;
  cursor: pointer;
}
.mobile-drawer .cta-row {
  margin-top: 16px;
  display: flex; gap: 12px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  font-family: var(--font-label);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 2px;
  cursor: pointer;
  transition: filter 160ms, background 160ms, border-color 160ms, color 160ms, transform 80ms;
  border: 1px solid transparent;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--yellow);
  color: var(--graphite);
}
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.32);
}
.btn-ghost-light:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.6); }
.btn-ghost-dark {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.32);
}
.btn-ghost-dark:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.6); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  padding: 200px 0 80px;
  display: flex; align-items: center;
  position: relative;
  overflow: hidden;
  color: #fff;
  background: var(--graphite);
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('assets/img-hydrogen-plant.jpg');
  background-size: cover;
  background-position: center 40%;
  filter: saturate(0.7) brightness(0.9);
  opacity: 0.55;
  z-index: 0;
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(95deg, rgba(31,36,40,0.94) 0%, rgba(31,36,40,0.6) 40%, rgba(31,36,40,0.15) 80%),
    linear-gradient(180deg, rgba(31,36,40,0.0) 60%, rgba(31,36,40,0.95) 100%);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at 60% 60%, rgba(0,0,0,0.6), transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 60%, rgba(0,0,0,0.6), transparent 70%);
  z-index: 0;
  pointer-events: none;
}
.hero .container { z-index: 1; }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(48px, 8.4vw, 124px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  margin: 0;
  max-width: 16ch;
  color: #fff;
}
.hero h1 .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(36px);
  animation: wordIn 1.1s var(--ease-out) forwards;
}
.hero h1 .word:nth-child(2) { animation-delay: 200ms; color: var(--yellow); }
.hero h1 .word:nth-child(3) { animation-delay: 360ms; }
@keyframes wordIn { to { opacity: 1; transform: translateY(0); } }

.hero .lede {
  margin: 32px 0 0;
  font-size: clamp(16px, 1.2vw, 19px);
  line-height: 1.55;
  color: rgba(255,255,255,0.78);
  max-width: 56ch;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 560ms forwards;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-ctas {
  margin-top: 40px;
  display: flex; gap: 12px; flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 700ms forwards;
}

.hero-meta {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.14);
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 880ms forwards;
}
@media (max-width: 800px) {
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
}
.hero-meta > div {
  padding: 24px 24px 0 0;
  border-right: 1px solid rgba(255,255,255,0.12);
  position: relative;
}
.hero-meta > div + div { padding-left: 24px; }
.hero-meta > div:last-child { border-right: 0; padding-right: 0; }
.hero-meta > div::before {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 28px; height: 1px;
  background: var(--yellow);
}
.hero-meta dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 10px;
}
.hero-meta dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.01em;
}
.hero-meta dd .sub {
  display: block;
  margin-top: 6px;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0;
}

/* floating stat card over hero */
.hero-stat {
  position: absolute;
  right: 40px; bottom: 110px;
  width: 280px;
  padding: 24px;
  background: rgba(20,24,27,0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.12);
  border-left: 2px solid var(--yellow);
  z-index: 2;
  opacity: 0;
  animation: fadeUp 1s var(--ease-out) 1100ms forwards;
}
.hero-stat .v {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 48px;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
}
.hero-stat .l {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.55;
  color: rgba(255,255,255,0.78);
}
@media (max-width: 1024px) { .hero-stat { display: none; } }

/* ===== Section header (consistent across sections) ===== */
.section-head {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 72px;
}
@media (max-width: 880px) {
  .section-head { grid-template-columns: 1fr; gap: 28px; }
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 24px 0 0;
  max-width: 14ch;
}
.section-head .desc {
  font-size: 17px;
  line-height: 1.6;
  color: var(--fg-2);
  max-width: 52ch;
}

/* ===== Thesis grid (3 cells) ===== */
.thesis {
  background: var(--graphite);
  color: #fff;
}
.thesis .section-head h2 { color: #fff; }
.thesis .section-head .desc { color: rgba(255,255,255,0.7); }
.thesis-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 24px;
}
@media (max-width: 900px) { .thesis-grid { grid-template-columns: 1fr; } }
.thesis-cell {
  padding: 40px 32px 0 0;
  border-right: 1px solid rgba(255,255,255,0.12);
  position: relative;
  transition: background 320ms var(--ease-out);
}
.thesis-cell + .thesis-cell { padding-left: 32px; }
.thesis-cell:last-child { border-right: 0; padding-right: 0; }
@media (max-width: 900px) {
  .thesis-cell { padding: 32px 0 !important; border-right: 0; border-bottom: 1px solid rgba(255,255,255,0.12); }
  .thesis-cell:last-child { border-bottom: 0; }
}
.thesis-cell::before {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 0; height: 2px;
  background: var(--yellow);
  transition: width 560ms var(--ease-out);
}
.thesis-cell:hover::before { width: 80px; }
.thesis-cell .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 24px;
  font-weight: 500;
}
.thesis-cell h3 {
  font-size: 26px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.018em;
  margin-bottom: 16px;
  color: #fff;
}
.thesis-cell p {
  font-size: 15px;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
}

/* ===== Services (graphite band) ===== */
.services {
  background: var(--graphite-900);
  color: #fff;
  overflow: hidden;
}
.services::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url('assets/img-generative-02.png');
  background-size: 60% auto;
  background-position: right -10% top -10%;
  background-repeat: no-repeat;
  opacity: 0.15;
  mix-blend-mode: screen;
  mask-image: linear-gradient(270deg, #000, transparent 50%);
  -webkit-mask-image: linear-gradient(270deg, #000, transparent 50%);
  pointer-events: none;
}
.services .container { z-index: 1; }
.services .section-head h2 { color: #fff; }
.services .section-head .desc { color: rgba(255,255,255,0.7); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 1000px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: var(--graphite-900);
  padding: 40px 32px;
  position: relative;
  transition: background 280ms var(--ease-out);
  min-height: 320px;
  display: flex; flex-direction: column;
  cursor: default;
  overflow: hidden;
}
.service-card:hover { background: var(--graphite-700); }
.service-card .num {
  position: absolute;
  top: 24px; right: 28px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.35);
  font-variant-numeric: tabular-nums;
}
.service-card .kicker {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 12px;
}
.service-card .icon-wrap {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--yellow);
  color: var(--yellow);
  margin-bottom: 28px;
  transition: background 240ms, color 240ms;
}
.service-card:hover .icon-wrap { background: var(--yellow); color: var(--graphite); }
.service-card h3 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.015em;
  margin: 0 0 14px;
  color: #fff;
}
.service-card p {
  font-size: 14.5px;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  flex: 1;
}
.service-card .arrow {
  margin-top: 28px;
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--font-label);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  transition: color 240ms;
}
.service-card .arrow .l {
  width: 28px; height: 1px; background: rgba(255,255,255,0.28);
  transition: width 320ms var(--ease-out), background 240ms;
}
.service-card:hover .arrow { color: var(--yellow); }
.service-card:hover .arrow .l { width: 56px; background: var(--yellow); }
.service-card .underline-rule {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 0;
  background: var(--yellow);
  transition: width 480ms var(--ease-out);
}
.service-card:hover .underline-rule { width: 100%; }

/* ===== Process ===== */
.process {
  background: var(--graphite-900);
  color: #fff;
}
.process .section-head h2 { color: #fff; }
.process .section-head .desc { color: rgba(255,255,255,0.7); }
.process-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 1000px) {
  .process-layout { grid-template-columns: 1fr; gap: 56px; }
}
.process-step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 36px 0;
  border-top: 1px solid rgba(255,255,255,0.12);
  align-items: start;
  position: relative;
  transition: padding-left 320ms var(--ease-out);
}
.process-step:last-child { border-bottom: 1px solid rgba(255,255,255,0.12); }
.process-step::after {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 0; height: 2px;
  background: var(--yellow);
  transition: width 480ms var(--ease-out);
}
.process-step:hover { padding-left: 12px; }
.process-step:hover::after { width: 100%; }
.process-step .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  padding-top: 6px;
}
.process-step h4 {
  font-size: 22px;
  font-weight: 600;
  margin: 0 0 10px;
  letter-spacing: -0.015em;
  color: #fff;
}
.process-step p {
  font-size: 15px;
  line-height: 1.65;
  color: rgba(255,255,255,0.65);
}

.why-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 36px 32px;
  position: relative;
  border-radius: var(--radius-md);
}
.why-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 48px; height: 2px;
  background: var(--yellow);
}
.why-card h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 28px;
  letter-spacing: -0.012em;
  color: #fff;
}
.why-list { list-style: none; padding: 0; margin: 0; }
.why-list li {
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255,255,255,0.65);
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  align-items: start;
}
.why-list li:first-child { border-top: 0; padding-top: 0; }
.why-list li .ix {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--yellow);
  padding-top: 4px;
  font-weight: 500;
}
.why-list li b {
  color: #fff;
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
  font-size: 14.5px;
}

/* ===== Sectors ===== */
.sectors {
  background: var(--graphite);
  color: #fff;
}
.sectors .section-head h2 { color: #fff; }
.sectors .section-head .desc { color: rgba(255,255,255,0.7); }
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 1000px) { .sectors-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px)  { .sectors-grid { grid-template-columns: 1fr; } }

.sector-card {
  background: var(--graphite);
  padding: 36px 28px;
  transition: background 320ms var(--ease-out);
  position: relative;
  min-height: 240px;
  display: flex; flex-direction: column;
  cursor: default;
}
.sector-card:hover { background: var(--graphite-700); }
.sector-card:hover .sector-icon {
  color: var(--graphite);
  background: var(--yellow);
  transform: translateY(-3px);
}
.sector-icon {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(248,183,41,0.12);
  color: var(--yellow);
  margin-bottom: 28px;
  transition: background 240ms, color 240ms, transform 320ms;
  border-radius: 2px;
}
.sector-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 12px;
  letter-spacing: -0.012em;
  color: #fff;
}
.sector-card p {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  flex: 1;
}
.sector-card .num {
  position: absolute;
  top: 24px; right: 24px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.18em;
}
.sector-card .tag-list {
  display: flex; gap: 6px; flex-wrap: wrap;
  margin-top: 16px;
}
.sector-card .tag-list span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.06);
  padding: 4px 8px;
  border-radius: 2px;
}

/* ===== Markets band (dark) ===== */
.markets {
  background: var(--graphite);
  color: #fff;
  padding: 96px 0;
}
.markets .row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 40px;
}
@media (max-width: 900px) { .markets .row { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .markets .row { grid-template-columns: 1fr; } }
.market {
  position: relative;
  padding-top: 8px;
}
.market::before {
  content: "";
  position: absolute;
  top: -1px; left: 0;
  width: 28px; height: 1px;
  background: var(--yellow);
}
.market .code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(255,255,255,0.5);
  margin-bottom: 14px;
}
.market .place {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.012em;
  color: #fff;
}
.market .det {
  margin-top: 10px;
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  line-height: 1.55;
}
.market .det .coord {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.4);
  display: block;
  margin-top: 6px;
}

/* ===== Contact ===== */
.contact {
  background: var(--graphite-900);
  color: #fff;
}
.contact .section-head h2 { color: #fff; }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
@media (max-width: 960px) {
  .contact-layout { grid-template-columns: 1fr; gap: 48px; }
}
.contact h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  margin: 16px 0 0;
  max-width: 14ch;
  color: #fff;
}
.contact .lede {
  margin: 28px 0 40px;
  color: rgba(255,255,255,0.7);
  max-width: 50ch;
  font-size: 17px;
  line-height: 1.55;
}
.channels {
  margin-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.channel {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  align-items: center;
  position: relative;
}
.channel::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 1px;
  background: var(--yellow);
  transition: width 360ms var(--ease-out);
}
.channel:hover::before { width: 100%; }
.channel dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.channel dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.012em;
  color: #fff;
}
.channel a {
  color: inherit;
  display: inline-flex; align-items: center; gap: 12px;
  transition: color 200ms;
}
.channel a:hover { color: var(--yellow); }
.channel .out {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

/* form */
.contact-form {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 32px;
  border-radius: var(--radius-md);
  position: relative;
}
.contact-form::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 48px; height: 2px;
  background: var(--yellow);
}
.contact-form h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.012em;
  margin: 0 0 4px;
  color: #fff;
}
.contact-form .sub {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 24px;
}
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 8px;
}
.field input, .field textarea, .field select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 15px;
  color: #fff;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255,255,255,0.18);
  padding: 10px 0;
  outline: none;
  transition: border-color 200ms;
  border-radius: 0;
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--yellow);
}
.field input.err, .field textarea.err { border-color: var(--danger); }
.field .err-msg {
  color: var(--danger);
  font-size: 12px;
  margin-top: 6px;
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}
.field textarea { resize: vertical; min-height: 100px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }

.chip-group {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.chip {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  padding: 8px 12px;
  border-radius: 2px;
  cursor: pointer;
  transition: all 160ms;
}
.chip:hover { border-color: var(--yellow); color: #fff; }
.chip.active {
  background: var(--yellow); color: var(--graphite); border-color: var(--yellow);
}

.form-submit {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-top: 8px;
}
.form-submit .note {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.06em;
}

.form-success {
  background: var(--green-100);
  border: 1px solid var(--green);
  border-left: 3px solid var(--green);
  padding: 24px 20px;
  border-radius: 2px;
  margin-bottom: 16px;
  font-size: 14px;
  color: var(--green-700);
  display: flex; align-items: flex-start; gap: 12px;
}
.form-success svg { color: var(--green); flex-shrink: 0; margin-top: 2px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--graphite);
  color: rgba(255,255,255,0.7);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 80px 0 32px;
}
.site-footer .top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 800px) {
  .site-footer .top { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 480px) {
  .site-footer .top { grid-template-columns: 1fr; }
}
.site-footer .brand-block img { height: 56px; margin-bottom: 24px; }
.site-footer .brand-block p {
  font-size: 14px;
  line-height: 1.65;
  color: rgba(255,255,255,0.6);
  max-width: 36ch;
}
.site-footer h5 {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  margin: 0 0 24px;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { padding: 6px 0; }
.site-footer a {
  color: rgba(255,255,255,0.65);
  font-size: 14px;
  transition: color 200ms;
}
.site-footer a:hover { color: var(--yellow); }
.site-footer .bottom {
  margin-top: 32px;
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 24px; flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.4);
}
.site-footer .bottom b { color: rgba(255,255,255,0.65); font-weight: 500; }

/* ===== Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out);
}
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 80ms; }
.reveal.d2 { transition-delay: 160ms; }
.reveal.d3 { transition-delay: 240ms; }
.reveal.d4 { transition-delay: 320ms; }

/* ===== Theme variant: paper (light hero) ===== */
body.theme-paper .hero { background: var(--off-white); color: var(--fg-1); }
body.theme-paper .hero h1 { color: var(--fg-1); }
body.theme-paper .hero h1 .word:nth-child(2) { color: var(--yellow); }
body.theme-paper .hero .lede { color: var(--fg-2); }
body.theme-paper .hero-bg { opacity: 0.18; filter: saturate(0.8) brightness(0.95); }
body.theme-paper .hero-bg::after {
  background:
    linear-gradient(95deg, rgba(245,244,240,0.92) 0%, rgba(245,244,240,0.72) 40%, rgba(245,244,240,0.4) 80%),
    linear-gradient(180deg, rgba(245,244,240,0) 60%, rgba(245,244,240,0.95) 100%);
}
body.theme-paper .hero-grid {
  background-image:
    linear-gradient(rgba(31,36,40,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31,36,40,0.05) 1px, transparent 1px);
}
body.theme-paper .hero-meta { border-top-color: var(--border); }
body.theme-paper .hero-meta > div { border-right-color: var(--border); }
body.theme-paper .hero-meta dt { color: var(--fg-2); }
body.theme-paper .hero-meta dd { color: var(--fg-1); }
body.theme-paper .hero-meta dd .sub { color: var(--fg-2); }
body.theme-paper .hero-stat {
  background: rgba(255,255,255,0.9);
  border-color: var(--border);
  border-left-color: var(--yellow);
}
body.theme-paper .hero-stat .l { color: var(--fg-2); }

/* dense vs comfortable spacing */
body.density-dense .section-pad { padding: 80px 0; }
body.density-dense .section-head { margin-bottom: 48px; }
body.density-dense .service-card { min-height: 280px; padding: 32px 28px; }
body.density-dense .thesis-cell { padding-top: 32px; }

/* ===== SynKero.DT — R&D focus ===== */
.synkero {
  background: var(--graphite);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.synkero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(248,183,41,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248,183,41,0.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 80% 20%, rgba(0,0,0,0.4), transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 80% 20%, rgba(0,0,0,0.4), transparent 65%);
  pointer-events: none;
}
.synkero .container { position: relative; z-index: 1; }

.sk-head {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 64px;
}
@media (max-width: 900px) {
  .sk-head { grid-template-columns: 1fr; gap: 24px; }
}
.sk-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 18px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.sk-tag::before {
  content: "";
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--yellow);
}
.synkero h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(36px, 5.4vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.03em;
  margin: 0;
  color: #fff;
  max-width: 16ch;
}
.synkero h2 em.yk {
  font-family: var(--font-mono);
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.005em;
  color: var(--yellow);
}
.sk-lede {
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255,255,255,0.78);
  max-width: 50ch;
}

.sk-note {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: baseline;
  margin: 28px 0 0;
  padding: 14px 18px;
  max-width: 58ch;
  border: 1px solid rgba(255,255,255,0.14);
  border-left: 2px solid var(--yellow);
  background: rgba(255,255,255,0.03);
  color: rgba(255,255,255,0.78);
  font-size: 14px;
  line-height: 1.55;
}
.sk-note-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  white-space: nowrap;
}
.sk-note-body { color: rgba(255,255,255,0.82); }
@media (max-width: 600px) {
  .sk-note { grid-template-columns: 1fr; gap: 6px; }
}

.sk-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 56px;
  align-items: start;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 48px;
}
@media (max-width: 1000px) {
  .sk-grid { grid-template-columns: 1fr; gap: 48px; }
}

.sk-body h4,
.sk-facts h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin: 0 0 24px;
}

.sk-scope {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 700px) { .sk-scope { grid-template-columns: 1fr; } }
.sk-scope li {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  align-items: start;
  padding: 16px 16px 16px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-left: 2px solid var(--yellow);
  font-size: 15px;
  line-height: 1.45;
  color: #fff;
}
.sk-scope li .ix {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--yellow);
  font-weight: 500;
  padding-top: 3px;
}

.sk-para {
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.72);
  margin: 0 0 28px;
  max-width: 62ch;
}

.sk-disclaimer {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 18px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.02);
  font-size: 13.5px;
  line-height: 1.55;
  color: rgba(255,255,255,0.78);
}
.sk-disclaimer .lbl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  padding-top: 2px;
}

.sk-facts {
  background: var(--graphite-900);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 32px 28px;
  position: relative;
}
.sk-facts::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 48px; height: 2px;
  background: var(--yellow);
}
.sk-facts dl { margin: 0; }
.sk-fact {
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}
.sk-fact:first-child { border-top: 0; padding-top: 0; }
.sk-fact dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.sk-fact dd {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.45;
  color: #fff;
  font-weight: 500;
}

.sk-diagram {
  margin-top: 24px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.02);
}
.sk-diagram-cap {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
}


/* ===== Network — global research network ===== */
.network {
  background: var(--off-white);
  color: var(--fg-1);
  position: relative;
}
.network .section-head h2 { color: var(--fg-1); }
.network .section-head .desc { color: var(--fg-2); }
.network .chapter-mark { color: var(--fg-2); }
.network .chapter-mark .dash { background: var(--border-strong); }
.network .nw-eyebrow { color: var(--slate); }
.network::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(31,36,40,0.04) 1px, transparent 1px);
  background-size: 80px 100%;
  opacity: 0.6;
  pointer-events: none;
}
.network .container { position: relative; z-index: 1; }

.nw-eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--slate);
  margin-bottom: 24px;
  font-weight: 600;
}

/* Featured: Rudolph + stats */
.nw-featured {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 24px;
  margin-top: 24px;
  margin-bottom: 80px;
}
@media (max-width: 980px) {
  .nw-featured { grid-template-columns: 1fr; }
}

.nw-rudolph {
  background: var(--graphite);
  color: #fff;
  border-radius: 8px;
  padding: 36px 36px 32px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--graphite-900);
}
.nw-rudolph::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 280px at 88% 18%, rgba(248,183,41,0.10), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent 40%);
  pointer-events: none;
}
.nw-rudolph > * { position: relative; }
.nw-rudolph-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
}
.nw-rudolph-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--yellow);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nw-rudolph-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.7);
}
.nw-rudolph-status .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 0 0 rgba(248,183,41,0.55);
  animation: nw-pulse 1.8s cubic-bezier(0.22,1,0.36,1) infinite;
}
@keyframes nw-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(248,183,41,0.55); }
  70%  { box-shadow: 0 0 0 10px rgba(248,183,41,0); }
  100% { box-shadow: 0 0 0 0 rgba(248,183,41,0); }
}
.nw-rudolph-name {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nw-rudolph-name h3 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(48px, 6vw, 80px);
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0;
  color: #fff;
}
.nw-rudolph-glyph svg { display: block; }
.nw-rudolph-glyph svg circle:nth-of-type(2),
.nw-rudolph-glyph svg circle:nth-of-type(3) {
  transform-origin: 32px 32px;
  animation: nw-spin 18s linear infinite;
}
.nw-rudolph-glyph svg circle:nth-of-type(3) {
  animation-duration: 28s;
  animation-direction: reverse;
}
@keyframes nw-spin { to { transform: rotate(360deg); } }
.nw-rudolph-p {
  font-size: 16px;
  line-height: 1.6;
  color: rgba(255,255,255,0.78);
  margin-bottom: 24px;
  max-width: 56ch;
}
.nw-rudolph-flow {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
@media (max-width: 720px) {
  .nw-rudolph-flow { grid-template-columns: 1fr; }
}
.nw-rudolph-flow li {
  display: flex;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.10);
}
.nw-rudolph-flow .ix {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--yellow);
  letter-spacing: 0.08em;
  padding-top: 2px;
}
.nw-rudolph-flow .h {
  font-family: var(--font-label);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #fff;
  margin-bottom: 6px;
  font-weight: 600;
}
.nw-rudolph-flow .p {
  font-size: 13px;
  line-height: 1.5;
  color: rgba(255,255,255,0.62);
}

/* Stats grid */
.nw-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  align-self: stretch;
  min-height: 100%;
}
.nw-stat {
  background: var(--bg);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 140px;
  position: relative;
}
.nw-stat::before {
  content: "";
  position: absolute;
  top: 16px; right: 18px;
  width: 6px; height: 6px;
  background: var(--yellow);
  border-radius: 50%;
}
.nw-stat-v {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(40px, 4.5vw, 56px);
  line-height: 1;
  color: var(--graphite);
  letter-spacing: -0.03em;
  font-variant-numeric: tabular-nums;
}
.nw-stat-l {
  font-family: var(--font-label);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--slate);
  margin-top: 16px;
  font-weight: 600;
}

/* Roster */
.nw-roster {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  align-items: start;
}
@media (max-width: 880px) {
  .nw-roster { grid-template-columns: 1fr; }
}
.nw-roster-rail {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  position: sticky;
  top: 130px;
}
@media (max-width: 880px) {
  .nw-roster-rail {
    flex-direction: row;
    overflow-x: auto;
    position: static;
    flex-wrap: nowrap;
  }
}
.nw-tab {
  background: var(--bg);
  border: 0;
  text-align: left;
  padding: 14px 16px;
  font-family: var(--font-body);
  cursor: pointer;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
  color: var(--graphite);
  transition: background 200ms var(--ease-out);
}
.nw-tab:hover { background: var(--off-white); }
.nw-tab.active {
  background: var(--graphite);
  color: #fff;
}
.nw-tab .cc {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  opacity: 0.7;
}
.nw-tab.active .cc { color: var(--yellow); opacity: 1; }
.nw-tab .lbl {
  font-size: 14px;
  font-weight: 500;
}
.nw-tab .ct {
  font-family: var(--font-mono);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  opacity: 0.55;
}
@media (max-width: 880px) {
  .nw-tab { flex: 0 0 auto; }
}

.nw-group {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px;
}
.nw-group-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border);
}
.nw-group-meta {
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.nw-group-meta .cc {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--yellow);
}
.nw-group-meta h4 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--graphite);
  margin: 0;
}
.nw-group-count {
  display: flex;
  align-items: baseline;
  gap: 6px;
  color: var(--slate);
}
.nw-group-count .num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  color: var(--graphite);
  font-variant-numeric: tabular-nums;
}
.nw-group-count .lbl {
  font-family: var(--font-label);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.nw-items {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
}
.nw-items::before, .nw-items::after { display: none; }
.nw-item {
  background: var(--bg);
  padding: 20px 18px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  position: relative;
  transition: background 200ms var(--ease-out);
}
.nw-item:hover {
  background: var(--off-white);
}
.nw-item:hover .nw-item-ix { color: var(--yellow); }
.nw-item-ix {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--slate);
  font-variant-numeric: tabular-nums;
  padding-top: 4px;
  transition: color 200ms var(--ease-out);
}
.nw-item-name {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  line-height: 1.3;
  color: var(--graphite);
  margin-bottom: 4px;
  text-wrap: balance;
}
.nw-item-loc {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--slate);
  margin-bottom: 10px;
}
.nw-item-focus {
  font-size: 13px;
  line-height: 1.5;
  color: var(--fg-2);
}

body.density-dense .nw-rudolph { padding: 28px; }
body.density-dense .nw-group { padding: 24px; }
body.density-dense .nw-item { padding: 16px 14px; }


/* ===== Blog — field notes ===== */
.blog {
  background: var(--off-white);
  color: var(--fg-1);
  position: relative;
}
.blog .chapter-mark { color: var(--fg-2); }
.blog .chapter-mark .dash { background: var(--border-strong); }

.bl-eyebrow {
  font-family: var(--font-label);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--slate);
  margin-bottom: 24px;
  font-weight: 600;
}

.blog-head {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 64px;
  align-items: end;
  margin-bottom: 56px;
}
@media (max-width: 880px) {
  .blog-head { grid-template-columns: 1fr; gap: 32px; }
}
.blog-head h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(34px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin: 0;
  color: var(--fg-1);
  max-width: 16ch;
}
.blog-head .desc {
  font-size: 17px;
  line-height: 1.6;
  color: var(--fg-2);
  max-width: 48ch;
  margin: 0 0 20px;
}
.blog-head-right { display: flex; flex-direction: column; align-items: flex-start; }
.bl-cta {
  background: transparent;
  border: 0;
  padding: 12px 0;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.01em;
  color: var(--fg-1);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
}
.bl-cta::after {
  content: "";
  position: absolute;
  left: 0; right: 36px; bottom: 6px;
  height: 1px;
  background: var(--graphite);
  transform-origin: left;
  transition: transform 280ms var(--ease-out);
}
.bl-cta:hover::after { transform: scaleX(1.06); }

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 1080px) { .blog-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 720px)  { .blog-grid { grid-template-columns: 1fr; } }

.bl-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 280ms var(--ease-out), box-shadow 280ms var(--ease-out), border-color 280ms var(--ease-out);
  cursor: pointer;
}
.bl-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 24px 48px rgba(31,36,40,0.08);
  border-color: var(--border-strong);
}
.bl-card:hover .bl-read { color: var(--graphite); }
.bl-card:hover .bl-read::after { transform: translateX(4px); }

.bl-art {
  aspect-ratio: 12 / 7;
  overflow: hidden;
  background: var(--graphite);
  position: relative;
}
.blog-art-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.bl-body {
  padding: 28px 26px 26px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.bl-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--slate);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 18px;
}
.bl-tag { color: var(--graphite); font-weight: 600; }
.bl-dot { opacity: 0.5; }
.bl-body h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--fg-1);
  margin: 0 0 14px;
  text-wrap: pretty;
  max-width: 22ch;
}
.bl-body p {
  font-size: 15px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0 0 24px;
  flex: 1;
}
.bl-read {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  transition: color 200ms var(--ease-out);
}
.bl-read::after {
  content: "";
  width: 0;
  transition: transform 280ms var(--ease-out);
}
.bl-read svg { transition: transform 280ms var(--ease-out); }
.bl-card:hover .bl-read svg { transform: translateX(4px); }

body.density-dense .bl-body { padding: 22px 20px 20px; }
body.density-dense .blog-head { margin-bottom: 40px; }


/* ===== Nav dropdown (Research Clusters) ===== */
.nav-dd {
  position: relative;
  display: inline-flex;
  align-items: center;
}
.nav-dd-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav-dd-caret {
  font-size: 9px;
  opacity: 0.6;
  transition: transform 200ms var(--ease-out), opacity 200ms;
  transform: translateY(-1px);
}
.nav-dd.open .nav-dd-caret { transform: translateY(0) rotate(180deg); opacity: 1; color: var(--yellow); }
.nav-dd.open .nav-dd-trigger { color: #fff; }
.nav-dd.open .nav-dd-trigger::after { transform: scaleX(1); }

.nav-dd-panel {
  position: absolute;
  top: calc(100% - 4px);
  left: 50%;
  transform: translate(-50%, 8px);
  width: min(680px, 92vw);
  background: var(--graphite-900);
  border: 1px solid rgba(255,255,255,0.1);
  border-top: 2px solid var(--yellow);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  padding: 22px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms var(--ease-out), transform 180ms var(--ease-out);
  z-index: 55;
}
.nav-dd.open .nav-dd-panel {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0);
}
.nav-dd-panel::before {
  content: "";
  position: absolute;
  top: -10px; left: 0; right: 0;
  height: 10px; /* hover bridge */
}

.nav-dd-head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.nav-dd-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  font-weight: 500;
}
.nav-dd-allbtn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  background: none; border: none;
  cursor: pointer;
  padding: 4px 0;
  transition: color 160ms;
}
.nav-dd-allbtn:hover { color: var(--yellow); }

.nav-dd-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
}
.nav-dd-item {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 12px 14px;
  background: transparent;
  border: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  color: #fff;
  transition: background 160ms, border-color 160ms;
}
.nav-dd-item:hover,
.nav-dd-item:focus-visible {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.1);
  outline: none;
}
.nav-dd-item:hover .nav-dd-arrow { color: var(--yellow); transform: translateX(3px); }
.nav-dd-code {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: var(--yellow);
  font-variant-numeric: tabular-nums;
}
.nav-dd-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.nav-dd-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: #fff;
}
.nav-dd-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.55);
}
.nav-dd-arrow {
  font-family: var(--font-mono);
  font-size: 14px;
  color: rgba(255,255,255,0.4);
  transition: color 160ms, transform 200ms var(--ease-out);
}

@media (max-width: 960px) {
  .nav-dd { display: none; }
}

/* Mobile drawer sub-items */
.mobile-subs {
  display: flex;
  flex-direction: column;
  padding-left: 16px;
  border-left: 1px solid rgba(255,255,255,0.08);
  margin: -4px 0 12px;
}
.mobile-subs .mobile-sub {
  padding: 10px 0 !important;
  font-size: 14px !important;
  color: rgba(255,255,255,0.7) !important;
  display: flex;
  align-items: center;
  gap: 10px;
}
.mobile-subs .mobile-sub .ix {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--yellow);
  letter-spacing: 0.1em;
}

/* ===== Research Clusters section ===== */
.clusters {
  background: var(--graphite-900);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.clusters .section-head h2 { color: #fff; }
.clusters .section-head .desc { color: rgba(255,255,255,0.7); }

.clusters-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 1100px) { .clusters-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px)  { .clusters-grid { grid-template-columns: 1fr; } }

.cluster-card {
  background: var(--graphite-900);
  padding: 40px 32px 44px;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: background 240ms var(--ease-out);
}
.cluster-card:hover { background: var(--graphite-700, #2a2f33); }
.cluster-card.pending { opacity: 0.78; }
.cluster-card.pending .cluster-name,
.cluster-card.pending .cluster-tag,
.cluster-card.pending .cluster-mgr-name {
  font-style: italic;
  color: rgba(255,255,255,0.55);
}

.cluster-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 18px;
  gap: 16px;
}
.cluster-code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--yellow);
  font-weight: 500;
}
.cluster-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.6);
  text-align: right;
  text-wrap: balance;
}
.cluster-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(28px, 2.6vw, 36px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--yellow);
  margin: 0 0 18px;
}
.cluster-desc {
  font-size: 15px;
  line-height: 1.55;
  color: rgba(255,255,255,0.75);
  margin: 0 0 28px;
  max-width: 36ch;
}

.cluster-meta {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.cluster-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
  margin: 0 0 10px;
}
.cluster-focus ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cluster-focus li {
  display: grid;
  grid-template-columns: 26px 1fr;
  align-items: baseline;
  gap: 8px;
  font-size: 14px;
  line-height: 1.4;
  color: rgba(255,255,255,0.82);
}
.cluster-focus .ix {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  font-variant-numeric: tabular-nums;
}
.cluster-mgr-name {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.005em;
  color: #fff;
}

.cluster-card .underline-rule {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 0;
  background: var(--yellow);
  transition: width 480ms var(--ease-out);
}
.cluster-card:hover .underline-rule { width: 100%; }

/* deep-link flash on dropdown navigation */
.cluster-card.flash {
  animation: clusterFlash 1600ms var(--ease-out);
}
@keyframes clusterFlash {
  0%   { box-shadow: inset 0 0 0 2px transparent, 0 0 0 0 rgba(248,183,41,0); }
  20%  { box-shadow: inset 0 0 0 2px var(--yellow), 0 0 0 6px rgba(248,183,41,0.25); }
  100% { box-shadow: inset 0 0 0 2px transparent, 0 0 0 0 rgba(248,183,41,0); }
}


/* Scientific partners list (optional cluster block) */
.cluster-partners ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cluster-partners li { display: flex; flex-direction: column; gap: 2px; }
.cluster-partners .cp-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  line-height: 1.3;
}
.cluster-partners .cp-affil {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.55);
  line-height: 1.4;
}


/* ===== Team ===== */
.team {
  background: var(--graphite);
  color: #fff;
}
.team .section-head h2 { color: #fff; }
.team .section-head .desc { color: rgba(255,255,255,0.7); }

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
@media (max-width: 1100px) { .team-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px)  { .team-grid { grid-template-columns: 1fr; } }

.team-card {
  background: var(--graphite-900);
  padding: 36px 32px 40px;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: background 240ms var(--ease-out);
}
.team-card:hover { background: var(--graphite-700, #2a2f33); }
.team-card:hover .team-avatar {
  border-color: var(--yellow);
  color: var(--graphite);
  background: var(--yellow);
}
.team-card:hover .underline-rule { width: 100%; }

.team-code {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--yellow);
  font-weight: 500;
  margin-bottom: 24px;
}

.team-avatar {
  width: 64px; height: 64px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--yellow);
  border-radius: 50%;
  color: var(--yellow);
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: 0.08em;
  font-weight: 500;
  margin-bottom: 22px;
  transition: background 240ms, color 240ms, border-color 240ms;
}

.team-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 8px;
  text-wrap: balance;
}

.team-role {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 12px;
  font-weight: 500;
}

.team-affil {
  font-size: 14px;
  line-height: 1.45;
  color: rgba(255,255,255,0.55);
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-wrap: pretty;
}

.team-card .underline-rule {
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 0;
  background: var(--yellow);
  transition: width 480ms var(--ease-out);
}


/* "Coming soon" badge on market cells */
.market.is-pending .place {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.market-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  border: 1px solid var(--yellow);
  padding: 3px 8px 2px;
  line-height: 1;
  white-space: nowrap;
}
.market.is-pending .det { color: rgba(255,255,255,0.55); }


/* Simple nav dropdown (Work / About) — narrower panel, plain labels */
.nav-dd-panel-mini {
  width: 260px;
  padding: 14px;
}
.nav-dd-mini-eyebrow {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  padding: 0 6px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 10px;
}
.nav-dd-mini-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.nav-dd-mini-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 10px 12px;
  background: transparent;
  border: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  color: #fff;
  font-family: var(--font-label);
  font-size: 14px;
  letter-spacing: -0.005em;
  transition: background 160ms, border-color 160ms;
}
.nav-dd-mini-item:hover,
.nav-dd-mini-item:focus-visible {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.1);
  outline: none;
}
.nav-dd-mini-item:hover .nav-dd-arrow {
  color: var(--yellow);
  transform: translateX(3px);
}

/* Mobile drawer — group label for simple-dropdown sections */
.mobile-group-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--yellow);
  padding: 16px 0 4px !important;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 8px;
}
.mobile-drawer .mobile-group-label:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 4px !important;
}


/* Lead's note (cluster card) */
.cluster-lead-note { margin-top: 4px; }
.cluster-lead-note blockquote {
  margin: 0;
  padding: 14px 16px;
  border-left: 2px solid var(--yellow);
  background: rgba(248,183,41,0.05);
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(255,255,255,0.82);
  text-wrap: pretty;
}
.cluster-lead-note blockquote p {
  margin: 0 0 10px;
  color: rgba(255,255,255,0.85);
}
.cluster-lead-note blockquote footer {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}