:root {
  color-scheme: dark;
  --ink: #f6f1e8;
  --ink-soft: rgba(246, 241, 232, 0.72);
  --ink-muted: rgba(246, 241, 232, 0.52);
  --bg: #0b0c0b;
  --bg-elevated: #111512;
  --bg-panel: #151915;
  --line: rgba(246, 241, 232, 0.16);
  --line-strong: rgba(246, 241, 232, 0.3);
  --jade: #7ee4bd;
  --jade-soft: rgba(126, 228, 189, 0.16);
  --amber: #d7ad62;
  --amber-soft: rgba(215, 173, 98, 0.18);
  --steel: #8ca7a0;
  --max-width: 1180px;
  --header-height: 72px;
  --radius: 8px;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:focus-visible {
  outline: 2px solid var(--jade);
  outline-offset: 3px;
  border-radius: 4px;
}

a:focus-visible,
button:focus-visible {
  outline-offset: 4px;
}

::selection {
  background: var(--jade);
  color: #0b0c0b;
}

.metric-value {
  font-variant-numeric: tabular-nums;
}

h1, h2, h3 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 18% 8%, rgba(126, 228, 189, 0.09), transparent 26%),
    linear-gradient(180deg, #0a0b0a 0%, #11120f 45%, #090a09 100%);
  color: var(--ink);
  font-family: var(--font-body, Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif);
  letter-spacing: 0;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.skip-to-content {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 10px 16px;
  background: var(--ink);
  color: #0b0c0b;
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 6px;
  transform: translateY(-200%);
  transition: transform 180ms ease;
}

.skip-to-content:focus {
  transform: translateY(0);
  outline: 2px solid var(--jade);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 clamp(18px, 4vw, 48px);
  border-bottom: 1px solid transparent;
  background:
    linear-gradient(180deg, rgba(8, 10, 8, 0.78) 0%, rgba(8, 10, 8, 0.32) 70%, rgba(8, 10, 8, 0) 100%);
  backdrop-filter: blur(8px);
  transition: background 220ms ease, border-color 220ms ease, backdrop-filter 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(8, 10, 8, 0.86);
  border-bottom-color: rgba(246, 241, 232, 0.10);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 6px;
  background-image: url("../assets/images/logo.jpg");
  background-size: cover;
  background-position: center 30%;
  background-color: #f6f1e8;
  border: 1px solid rgba(246, 241, 232, 0.18);
}

.brand-mark--legacy {
  position: relative;
  display: inline-grid;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  place-items: center;
  background: linear-gradient(145deg, rgba(126, 228, 189, 0.18), rgba(215, 173, 98, 0.1));
}

.brand-mark--legacy::before,
.brand-mark--legacy::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: var(--jade);
}

.brand-mark--legacy::before {
  width: 17px;
  height: 2px;
  transform: rotate(-24deg);
}

.brand-mark--legacy::after {
  width: 2px;
  height: 17px;
  transform: rotate(24deg);
}

.brand-name,
.brand-subtitle {
  display: block;
  line-height: 1;
}

.brand-name {
  font-size: 16px;
  font-weight: 700;
}

.brand-subtitle {
  margin-top: 5px;
  color: var(--ink-muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.metric-label,
.capability-kicker {
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
  color: var(--ink-soft);
  font-size: 14px;
}

.primary-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 12px;
  text-decoration: none;
}

.primary-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--jade);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a.is-active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(246, 241, 232, 0.06);
  color: var(--ink);
}

.nav-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
}

.hero-section {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: calc(var(--header-height) + 70px) clamp(20px, 5vw, 64px) 42px;
  overflow: hidden;
  isolation: isolate;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -3;
  background:
    linear-gradient(90deg, rgba(8, 10, 8, 0.96) 0%, rgba(8, 10, 8, 0.72) 42%, rgba(8, 10, 8, 0.3) 100%),
    repeating-linear-gradient(90deg, rgba(246, 241, 232, 0.04) 0 1px, transparent 1px 80px);
}

.hero-loop {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  filter: saturate(0.95) contrast(1.04);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 10, 8, 0.32) 0%, rgba(8, 10, 8, 0) 30%, rgba(8, 10, 8, 0) 55%, rgba(8, 10, 8, 0.78) 100%);
  pointer-events: none;
}

.hero-en {
  display: block;
  margin-top: 8px;
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: clamp(20px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero-en-lede,
.lede-en,
.p-en {
  display: inline-block;
  margin-top: 6px;
  color: var(--ink-muted);
  font-size: 0.92em;
  font-style: normal;
  letter-spacing: 0.01em;
}

.h2-en,
.h3-en {
  display: block;
  margin-top: 4px;
  color: var(--steel);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 0.55em;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
}

.launch-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* Scroll-triggered reveal — Neuralink/SpaceX feel */
.reveal {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  transition:
    opacity 700ms cubic-bezier(0.22, 0.61, 0.36, 1),
    transform 700ms cubic-bezier(0.22, 0.61, 0.36, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* Phone optimization */
@media (max-width: 540px) {
  body[data-page="home"] .hero-section h1 {
    font-size: clamp(48px, 14vw, 72px);
  }
  .primary-nav { flex-wrap: wrap; gap: 4px; font-size: 13px; }
  .primary-nav .lang-switch { margin-left: 4px; padding: 4px 8px; font-size: 11px; }
  h2 { font-size: clamp(26px, 8vw, 38px); }
  .stack-list .stack-with-media { padding: 28px 20px !important; }
  .stack-list .stack-with-media h3 { font-size: clamp(22px, 6vw, 28px); }
  .cinematic-band { height: clamp(420px, 70svh, 600px); }
  .cinematic-band[data-align="bottom-left"] { padding: 48px 22px; }
  .cinematic-band h2 { font-size: clamp(28px, 9vw, 44px); }
  .demo-band { padding: 40px 20px !important; }
  .product-grid { grid-template-columns: 1fr; }
  .hero-proof { grid-template-columns: 1fr; gap: 1px; }
  .architecture-flow { grid-template-columns: 1fr !important; }
  .evidence-grid { grid-template-columns: 1fr !important; }
}

.demo-band {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: center;
  padding: clamp(56px, 8vw, 96px) clamp(20px, 5vw, 80px);
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-surface) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.demo-frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  aspect-ratio: 16/9;
}

.demo-frame video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.demo-copy h2 {
  margin-top: 14px;
  font-size: clamp(28px, 3.4vw, 44px);
  letter-spacing: -0.01em;
}

.demo-copy p {
  margin-top: 18px;
  max-width: 42ch;
}

@media (max-width: 900px) {
  .demo-band { grid-template-columns: 1fr; }
}

.site-footer {
  padding: clamp(48px, 6vw, 84px) clamp(20px, 5vw, 64px) 28px;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: 13px;
  letter-spacing: 0.02em;
  background: var(--bg-deep);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 56px);
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-mark {
  display: inline-block;
  width: 32px;
  height: 32px;
  margin-bottom: 8px;
  border-radius: 6px;
  background-image: url("../assets/images/logo.jpg");
  background-size: cover;
  background-position: center 30%;
  background-color: #f6f1e8;
  border: 1px solid rgba(246, 241, 232, 0.18);
}

.footer-name {
  margin: 0;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.footer-sub {
  margin: 0;
  color: var(--ink-muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-h {
  margin: 0 0 4px;
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.footer-links a,
.footer-contact a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  transition: color 160ms ease;
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--jade);
}

.footer-addr {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.55;
}

.footer-copy {
  max-width: var(--max-width);
  margin: clamp(36px, 5vw, 64px) auto 0;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 540px) {
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}

/* Service-card hover: scale image + brighten overlay (M-3 polish) */
.service-card {
  background-size: 110% 110%;
  background-position: center;
  transition: transform 280ms ease, border-color 280ms ease, background-size 600ms ease;
}

.service-card:hover {
  background-size: 120% 120%;
}

/* Neuralink/SpaceX-inspired cinematic banner */
.cinematic-band {
  position: relative;
  height: clamp(560px, 86svh, 920px);
  overflow: hidden;
  isolation: isolate;
}

.cinematic-band > .cinematic-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: kenburns 22s ease-in-out infinite alternate;
}

.cinematic-band[data-scheme="light"] {
  color: #11130f;
}

.cinematic-band[data-scheme="light"] .cinematic-bg {
  filter: contrast(1.02) saturate(0.95);
}

.cinematic-band::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(8, 10, 8, 0.0) 0%, rgba(8, 10, 8, 0.42) 60%, rgba(8, 10, 8, 0.84) 100%);
  pointer-events: none;
}

.cinematic-band[data-align="bottom-left"] {
  display: grid;
  align-items: end;
  justify-items: start;
  padding: clamp(48px, 8vw, 120px) clamp(20px, 5vw, 80px);
}

.cinematic-band[data-align="bottom-right"] {
  display: grid;
  align-items: end;
  justify-items: end;
  padding: clamp(48px, 8vw, 120px) clamp(20px, 5vw, 80px);
}

.cinematic-band[data-align="bottom-right"] .cinematic-copy {
  text-align: right;
}

.cinematic-band[data-align="bottom-right"] .cinematic-eyebrow {
  margin-left: auto;
}

.cinematic-band[data-align="center"] {
  display: grid;
  place-items: center;
  text-align: center;
  padding: clamp(48px, 8vw, 120px) clamp(20px, 5vw, 80px);
}

.cinematic-band .cinematic-copy {
  max-width: 760px;
}

.cinematic-band .cinematic-eyebrow {
  display: inline-block;
  margin-bottom: 16px;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(8, 10, 8, 0.45);
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.cinematic-band h2 {
  color: var(--ink);
  font-size: clamp(36px, 5.5vw, 72px);
  letter-spacing: -0.02em;
}

.cinematic-band p {
  margin-top: 18px;
  max-width: 560px;
  color: rgba(246, 241, 232, 0.86);
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.55;
}

@keyframes kenburns {
  from { transform: scale(1.04) translate(0, 0); }
  to { transform: scale(1.16) translate(-1.2%, -1.6%); }
}

@media (prefers-reduced-motion: reduce) {
  .cinematic-band > .cinematic-bg { animation: none; transform: none; }
}

/* Hero — center-aligned editorial mode (Neuralink-style override) */
body[data-page="home"] .hero-section {
  text-align: center;
  align-items: end;
  justify-items: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: clamp(60px, 10vh, 120px);
}

body[data-page="home"] .hero-copy {
  margin: 0 auto;
  width: min(760px, 92%);
}

body[data-page="home"] .hero-lede {
  font-size: clamp(15px, 1.5vw, 19px);
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.5);
}

body[data-page="home"] .hero-section h1 {
  margin: 0 auto;
  max-width: 16ch;
  font-size: clamp(58px, 8.5vw, 116px);
  line-height: 0.96;
  letter-spacing: -0.025em;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}

body[data-page="home"] .hero-lede {
  margin-left: auto;
  margin-right: auto;
}

body[data-page="home"] .hero-actions {
  justify-content: center;
}

body[data-page="home"] .hero-proof {
  margin-top: clamp(28px, 5vw, 56px);
  width: min(960px, 94%);
  margin-left: auto;
  margin-right: auto;
}

body[data-page="home"] .hero-section::before {
  background:
    linear-gradient(180deg, rgba(8, 10, 8, 0.78) 0%, rgba(8, 10, 8, 0.42) 50%, rgba(8, 10, 8, 0.92) 100%),
    repeating-linear-gradient(90deg, rgba(246, 241, 232, 0.04) 0 1px, transparent 1px 80px);
}

.hero-scroll-cue {
  position: absolute;
  left: 24px;
  bottom: 18px;
  color: var(--ink-muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  animation: cuePulse 2.4s ease-in-out infinite;
  pointer-events: none;
}

@media (max-height: 760px) {
  .hero-scroll-cue { display: none; }
}

@keyframes cuePulse {
  0%, 100% { opacity: 0.55; transform: translateY(0); }
  50%      { opacity: 1;    transform: translateY(6px); }
}

.lang-switch {
  margin-left: 12px;
  min-height: 44px;
  min-width: 44px;
  padding: 8px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
}

.lang-switch:hover {
  border-color: var(--jade);
  color: var(--jade);
}

.lang-picker {
  appearance: none;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  padding: 0 16px 0 0;
  cursor: pointer;
}

.hero-signal {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  opacity: 0.72;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(680px, 100%);
  margin-bottom: min(10vh, 96px);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--jade);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 12ch;
  font-size: clamp(58px, 9vw, 138px);
  line-height: 0.92;
}

h2 {
  font-size: clamp(30px, 4.4vw, 56px);
  line-height: 1.05;
}

h3 {
  font-size: clamp(18px, 2.1vw, 28px);
  line-height: 1.15;
}

p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.75;
}

.hero-lede {
  max-width: 620px;
  margin-top: 24px;
  color: rgba(246, 241, 232, 0.84);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--ink);
  color: #0b0c0b;
}

.button-secondary {
  background: rgba(246, 241, 232, 0.06);
  color: var(--ink);
}

.hero-media {
  position: absolute;
  right: clamp(22px, 6vw, 92px);
  bottom: clamp(130px, 20vh, 240px);
  width: min(44vw, 520px);
  aspect-ratio: 1.15;
  z-index: -1;
  opacity: 0.94;
}

.implant-core {
  position: absolute;
  inset: 15% 8% 7% 18%;
  border: 1px solid rgba(126, 228, 189, 0.28);
  border-radius: 50%;
  background:
    radial-gradient(circle at 44% 42%, rgba(126, 228, 189, 0.24), transparent 16%),
    radial-gradient(circle at 55% 58%, rgba(215, 173, 98, 0.2), transparent 20%),
    rgba(12, 16, 14, 0.58);
  box-shadow: 0 0 70px rgba(126, 228, 189, 0.08);
}

.implant-core::before,
.implant-core::after {
  content: "";
  position: absolute;
  inset: 16%;
  border: 1px solid rgba(246, 241, 232, 0.14);
  border-radius: 50%;
}

.implant-core::after {
  inset: 32%;
  border-color: rgba(215, 173, 98, 0.28);
}

.implant-node {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--jade);
  border-radius: 50%;
  background: #0a0c0b;
}

.node-a {
  top: 27%;
  left: 26%;
}

.node-b {
  right: 25%;
  top: 37%;
}

.node-c {
  right: 39%;
  bottom: 24%;
}

.implant-thread {
  position: absolute;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--jade), transparent);
  transform-origin: left center;
}

.thread-a {
  top: 34%;
  left: 29%;
  width: 44%;
  transform: rotate(15deg);
}

.thread-b {
  top: 43%;
  left: 54%;
  width: 32%;
  transform: rotate(92deg);
}

.thread-c {
  top: 60%;
  left: 31%;
  width: 42%;
  transform: rotate(-20deg);
}

.channel-readout {
  position: absolute;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(360px, 80%);
  border: 1px solid var(--line);
  background: rgba(10, 12, 11, 0.72);
  backdrop-filter: blur(12px);
}

.channel-readout span {
  display: grid;
  min-height: 58px;
  place-items: center;
  border-right: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.channel-readout span:last-child {
  border-right: 0;
}

.hero-proof {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(900px, 100%);
  border: 1px solid var(--line);
  background: var(--line);
}

.hero-proof.partners-stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  width: min(1080px, 100%);
  margin-top: 24px;
}

@media (max-width: 900px) {
  .hero-proof.partners-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.hero-proof > div {
  min-height: 92px;
  padding: 18px;
  background: rgba(10, 12, 11, 0.7);
}

.metric-value,
.metric-label {
  display: block;
}

.metric-value {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 750;
  line-height: 1;
}

.metric-label {
  margin-top: 10px;
  color: var(--ink-muted);
  font-size: 12px;
}

.section-band {
  padding: clamp(74px, 10vw, 132px) clamp(20px, 5vw, 64px);
}

.section-grid,
.section-heading,
.capability-grid,
.architecture-flow,
.application-list,
.stack-list,
.evidence-grid,
.module-tabs,
.contact-band {
  width: min(var(--max-width), 100%);
  margin: 0 auto;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(30px, 6vw, 84px);
  align-items: start;
}

.section-lede {
  color: var(--ink-soft);
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.65;
}

.intro-band {
  background: #11130f;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1px;
  margin-top: 58px;
  border: 1px solid var(--line);
  background: var(--line);
}

.capability-block {
  min-height: 290px;
  padding: clamp(24px, 4vw, 38px);
  background:
    linear-gradient(180deg, rgba(126, 228, 189, 0.06), transparent 55%),
    var(--bg-panel);
}

.capability-kicker {
  display: inline-flex;
  margin-bottom: 52px;
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.capability-block p,
.architecture-flow p,
.application-list p,
.stack-list p,
.evidence-grid p {
  margin-top: 16px;
}

.architecture-band {
  background: linear-gradient(180deg, #0d0f0d, #121510);
}

.section-heading {
  text-align: center;
}

.section-heading > p:not(.eyebrow) {
  max-width: 680px;
  margin: 18px auto 0;
}

.align-left {
  text-align: left;
}

.align-left > p:not(.eyebrow) {
  margin-right: 0;
  margin-left: 0;
}

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 52px;
  border: 1px solid var(--line);
  background: var(--line);
}

.architecture-flow article {
  position: relative;
  min-height: 260px;
  padding: 28px;
  background: rgba(15, 18, 16, 0.96);
}

.architecture-flow article::after {
  content: "";
  position: absolute;
  right: -22px;
  top: 50%;
  z-index: 2;
  width: 42px;
  height: 1px;
  background: var(--jade);
}

.architecture-flow article:last-child::after {
  display: none;
}

.architecture-flow span,
.stack-index,
.priority-list span {
  display: inline-flex;
  margin-bottom: 48px;
  color: var(--jade);
  font-size: 12px;
  font-weight: 800;
}

.media-band {
  background: #f2eee4;
  color: #12130f;
}

.media-band .eyebrow,
.media-band h2,
.media-band {
  position: relative;
}

.media-band::before,
.media-band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 120px;
  pointer-events: none;
  z-index: 1;
}

.media-band::before {
  top: -1px;
  background: linear-gradient(180deg, rgba(11, 12, 11, 1) 0%, rgba(246, 241, 232, 0) 100%);
}

.media-band::after {
  bottom: -1px;
  background: linear-gradient(0deg, rgba(11, 12, 11, 1) 0%, rgba(246, 241, 232, 0) 100%);
}

.media-band > * {
  position: relative;
  z-index: 2;
}

.media-band h3 {
  color: #12130f;
}

.media-band p {
  color: rgba(18, 19, 15, 0.72);
}

.media-layout {
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
}

.media-slots {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 12px;
}

.media-slot {
  position: relative;
  min-height: 220px;
  display: flex;
  align-items: end;
  margin: 0;
  padding: 18px;
  overflow: hidden;
  border: 1px solid rgba(18, 19, 15, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(18, 19, 15, 0.12), rgba(126, 228, 189, 0.22)),
    repeating-linear-gradient(90deg, rgba(18, 19, 15, 0.08) 0 1px, transparent 1px 24px);
}

.media-slot::before {
  content: "";
  position: absolute;
  inset: 24px;
  border: 1px solid rgba(18, 19, 15, 0.22);
  border-radius: 50%;
}

.large-slot {
  grid-row: span 2;
  min-height: 452px;
}

.slot-number {
  position: absolute;
  top: 18px;
  left: 18px;
  color: rgba(18, 19, 15, 0.62);
  font-size: 12px;
  font-weight: 800;
}

.media-slot figcaption {
  position: relative;
  z-index: 1;
  font-size: clamp(20px, 2.2vw, 30px);
  font-weight: 750;
}

.media-slot:has(img),
.media-slot:has(video) {
  padding: 0;
  align-items: stretch;
  background: #0b0c0b;
}

.media-slot:has(img)::before,
.media-slot:has(video)::before {
  content: none;
}

.media-slot img,
.media-slot video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.media-slot:has(img) figcaption,
.media-slot:has(video) figcaption {
  position: absolute;
  inset: auto 0 0 0;
  margin: 0;
  padding: 14px 18px;
  background: linear-gradient(180deg, rgba(8, 10, 8, 0) 0%, rgba(8, 10, 8, 0.78) 60%, rgba(8, 10, 8, 0.92) 100%);
  color: #f6f1e8;
  font-size: clamp(13px, 1.3vw, 16px);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.applications-band {
  background: #0b0c0b;
}

.application-list {
  display: grid;
  gap: 1px;
  margin-top: 44px;
  border: 1px solid var(--line);
  background: var(--line);
}

.application-list article {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 28px;
  min-height: 150px;
  padding: 28px;
  background: #111512;
}

.contact-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: clamp(52px, 8vw, 88px) clamp(20px, 5vw, 64px);
  border-top: 1px solid var(--line);
}

.contact-band h2 {
  max-width: 780px;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(320px, 0.8fr);
  gap: clamp(34px, 6vw, 82px);
  align-items: center;
  min-height: 86svh;
  padding: calc(var(--header-height) + 76px) clamp(20px, 5vw, 64px) 74px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.page-hero > div:first-child {
  width: min(690px, 100%);
}

.page-hero h1 {
  max-width: 11ch;
  font-size: clamp(46px, 7vw, 98px);
}

.page-hero p:not(.eyebrow) {
  max-width: 680px;
  margin-top: 24px;
  font-size: clamp(17px, 2vw, 22px);
}

.tech-diagram,
.model-stage {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(126, 228, 189, 0.08), rgba(215, 173, 98, 0.08)),
    rgba(16, 18, 15, 0.76);
}

.tech-diagram {
  overflow: hidden;
}

.diagram-ring,
.diagram-axis,
.diagram-dot {
  position: absolute;
  display: block;
}

.diagram-ring {
  border: 1px solid rgba(126, 228, 189, 0.32);
  border-radius: 50%;
}

.ring-one {
  inset: 16%;
}

.ring-two {
  inset: 32%;
  border-color: rgba(215, 173, 98, 0.32);
}

.diagram-axis {
  background: linear-gradient(90deg, transparent, rgba(246, 241, 232, 0.42), transparent);
}

.axis-x {
  top: 50%;
  left: 8%;
  width: 84%;
  height: 1px;
}

.axis-y {
  top: 8%;
  left: 50%;
  width: 1px;
  height: 84%;
  background: linear-gradient(180deg, transparent, rgba(246, 241, 232, 0.42), transparent);
}

.diagram-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--jade);
  box-shadow: 0 0 28px rgba(126, 228, 189, 0.44);
}

.dot-one {
  top: 26%;
  left: 35%;
}

.dot-two {
  top: 54%;
  right: 28%;
  background: var(--amber);
}

.dot-three {
  bottom: 27%;
  left: 45%;
}

.challenge-band,
.asset-plan-band {
  background: #11130f;
}

.technology-stack {
  background: #0b0c0b;
}

.stack-list {
  display: grid;
  gap: 1px;
  margin-top: 44px;
  border: 1px solid var(--line);
  background: var(--line);
}

.stack-list article {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 24px;
  min-height: 170px;
  padding: 30px;
  background: var(--bg-panel);
}

.stack-index {
  margin: 0;
}

.evidence-band {
  background: #f2eee4;
  color: #12130f;
}

.evidence-band .eyebrow,
.evidence-band h2,
.evidence-band h3 {
  color: #12130f;
}

.evidence-band p {
  color: rgba(18, 19, 15, 0.72);
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 44px;
}

.evidence-grid article {
  min-height: 220px;
  padding: 24px;
  border: 1px solid rgba(18, 19, 15, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.46);
}

.platform-hero {
  background:
    linear-gradient(90deg, rgba(11, 12, 11, 0.98), rgba(11, 12, 11, 0.72)),
    repeating-linear-gradient(0deg, rgba(246, 241, 232, 0.04) 0 1px, transparent 1px 76px);
}

.model-stage {
  display: grid;
  place-items: center;
  overflow: hidden;
}

.model-stage > p,
.model-stage > figcaption {
  position: absolute;
  right: 22px;
  bottom: 18px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  z-index: 2;
}

.model-stage > video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  filter: saturate(0.9) contrast(1.05);
}

.model-stage figure.model-stage,
figure.model-stage {
  margin: 0;
}

.tech-hero-media {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4/3;
  background: var(--bg-elevated);
}

.tech-hero-media img,
.tech-hero-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.tech-hero-media figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 12px 16px;
  background: linear-gradient(180deg, rgba(8, 10, 8, 0) 0%, rgba(8, 10, 8, 0.85) 100%);
  color: var(--ink);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Override .stack-list article default 2-col grid for media-rich rows */
.stack-list .stack-with-media {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  align-items: stretch;
  gap: clamp(24px, 4vw, 56px);
  min-height: clamp(420px, 48vw, 540px);
  padding: clamp(36px, 5vw, 64px) clamp(24px, 4vw, 56px);
  background: var(--bg-panel);
}

.stack-list .stack-with-media:nth-child(even) {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
}

.stack-list .stack-with-media:nth-child(even) .stack-media {
  order: -1;
}

.stack-list .stack-with-media .stack-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}

.stack-list .stack-with-media .stack-index {
  display: inline-block;
  width: auto;
  margin: 0;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  align-self: flex-start;
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.stack-list .stack-with-media h3 {
  margin: 4px 0 0;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.stack-list .stack-with-media p {
  margin: 0;
  max-width: 48ch;
  font-size: clamp(15px, 1.2vw, 17px);
  line-height: 1.6;
}

.stack-media {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  min-height: clamp(280px, 36vw, 460px);
}

.stack-media img,
.stack-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.stack-media::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 35%;
  background: linear-gradient(180deg, rgba(8,10,8,0) 0%, rgba(8,10,8,0.45) 100%);
  pointer-events: none;
}

.stack-caption {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 1;
  padding: 14px 18px;
  color: var(--ink-soft);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
}

@media (max-width: 900px) {
  .stack-list .stack-with-media,
  .stack-list .stack-with-media:nth-child(even) {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .stack-list .stack-with-media:nth-child(even) .stack-media {
    order: 0;
  }
  .stack-media {
    min-height: 260px;
  }
}

.model-shell {
  position: relative;
  width: min(280px, 70%);
  aspect-ratio: 0.92;
  transform: rotateX(56deg) rotateZ(-28deg);
  transform-style: preserve-3d;
}

.model-layer {
  position: absolute;
  left: 50%;
  width: 76%;
  height: 34%;
  border: 1px solid rgba(246, 241, 232, 0.32);
  border-radius: 50%;
  background: rgba(126, 228, 189, 0.16);
  transform: translateX(-50%);
}

.layer-top {
  top: 8%;
}

.layer-mid {
  top: 29%;
  width: 92%;
  background: rgba(215, 173, 98, 0.18);
}

.layer-bottom {
  top: 52%;
  width: 110%;
  background: rgba(246, 241, 232, 0.08);
}

.model-filament {
  position: absolute;
  top: 61%;
  left: 50%;
  width: 2px;
  height: 130px;
  background: linear-gradient(180deg, var(--jade), transparent);
  transform-origin: top center;
}

.filament-one {
  transform: translateX(-50%) rotate(8deg);
}

.filament-two {
  transform: translateX(-50%) rotate(-12deg);
}

.filament-three {
  transform: translateX(-50%) rotate(24deg);
}

.product-band {
  background: #f2eee4;
  color: #12130f;
}

.product-band .eyebrow,
.product-band h2,
.product-band h3 {
  color: #12130f;
}

.product-band p {
  color: rgba(18, 19, 15, 0.72);
}

.module-tabs {
  margin-top: 44px;
}

.tab-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.tab-controls button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  min-height: 64px;
  padding: 12px 20px;
  border: 1px solid rgba(18, 19, 15, 0.16);
  border-radius: var(--radius);
  background: transparent;
  color: rgba(18, 19, 15, 0.7);
  font: inherit;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
  cursor: pointer;
  text-align: left;
  transition: background 200ms ease, border-color 200ms ease, color 200ms ease;
}

.tab-controls button em {
  font-style: normal;
  color: rgba(18, 19, 15, 0.45);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.tab-controls button:hover {
  border-color: var(--jade);
}

.tab-controls button[aria-selected="true"] {
  background: #12130f;
  border-color: #12130f;
  color: var(--ink);
}

.tab-controls button[aria-selected="true"] em {
  color: var(--jade);
}

.tab-panel {
  padding: clamp(20px, 3vw, 36px) 0 0;
  animation: tabFade 360ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.tab-panel[hidden] {
  display: none;
}

@keyframes tabFade {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tab-panel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: stretch;
}

.tab-media {
  position: relative;
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(18, 19, 15, 0.16);
  background: var(--bg-elevated);
  aspect-ratio: 4/3;
}

.tab-media img,
.tab-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tab-media figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 12px 16px;
  background: linear-gradient(180deg, transparent, rgba(8,10,8,0.78));
  color: var(--ink);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tab-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  color: #12130f;
}

.tab-product-kicker {
  margin: 0;
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tab-content h3 {
  margin: 0;
  color: #12130f;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.tab-content p {
  margin: 0;
  color: rgba(18, 19, 15, 0.74);
  font-size: 15px;
  line-height: 1.6;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 8px 0 4px;
  border: 1px solid rgba(18, 19, 15, 0.16);
  background: rgba(18, 19, 15, 0.16);
  border-radius: var(--radius);
  overflow: hidden;
}

.spec-grid > div {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 16px;
  background: rgba(242, 238, 228, 0.94);
}

.spec-grid dt {
  color: rgba(18, 19, 15, 0.5);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.spec-grid dd {
  margin: 0;
  color: #12130f;
  font-size: 16px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.tab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .tab-panel-grid { grid-template-columns: 1fr; }
  .tab-media { aspect-ratio: 16/10; }
  .tab-controls button { min-height: 56px; }
}

.spec-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid rgba(18, 19, 15, 0.16);
  background: rgba(18, 19, 15, 0.16);
}

.spec-list span {
  display: grid;
  min-height: 120px;
  place-items: center;
  background: rgba(242, 238, 228, 0.9);
  color: #12130f;
  font-size: clamp(18px, 2vw, 28px);
  font-weight: 800;
}

.priority-list {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.priority-list article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 18px;
  padding: 22px;
  background: var(--bg-panel);
}

.priority-list span {
  margin: 0;
}

/* Teaser band on home — link cards to apps / partners / contact */
.teaser-band {
  background: var(--bg-deep);
}

.teaser-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.teaser-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 260px;
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(11,12,11,0.55) 0%, rgba(11,12,11,0.92) 70%, rgba(11,12,11,0.97) 100%),
    var(--bg-image, none),
    var(--bg-panel);
  background-size: cover, cover, auto;
  background-position: center, center, center;
  transition: transform 220ms ease, border-color 220ms ease;
}

.teaser-card:hover {
  transform: translateY(-3px);
  border-color: var(--jade);
}

.teaser-tag {
  display: inline-block;
  align-self: flex-start;
  padding: 3px 9px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(8, 10, 8, 0.46);
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.teaser-card h3 {
  margin: 4px 0 0;
  font-size: 22px;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.teaser-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

/* Contact page support */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-panel);
}

.contact-card .contact-icon {
  margin: 0;
  font-size: 28px;
  line-height: 1;
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
}

.contact-card h3 {
  margin: 4px 0 0;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.contact-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.contact-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.contact-checklist li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.55;
}

.contact-checklist li::before {
  content: "→";
  position: absolute;
  left: 4px;
  top: 1px;
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-weight: 700;
}

/* Research support services — 3×2 card grid with photo bg */
.services-band {
  background: var(--bg-deep);
  color: var(--ink);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 44px;
}

@media (max-width: 1000px) {
  .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 360px;
  padding: 28px 24px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  isolation: isolate;
  background-color: var(--bg-panel);
  background-image: var(--bg-image, none);
  background-size: cover;
  background-position: center;
  transition: transform 280ms ease, border-color 280ms ease;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(170deg, rgba(11,12,11,0.32) 0%, rgba(11,12,11,0.78) 55%, rgba(11,12,11,0.96) 100%);
  transition: background 280ms ease;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--jade);
}

.service-card:hover::before {
  background: linear-gradient(170deg, rgba(11,12,11,0.20) 0%, rgba(11,12,11,0.65) 55%, rgba(11,12,11,0.94) 100%);
}

.service-num {
  margin: 0;
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.service-tag {
  display: inline-block;
  margin: 0;
  padding: 3px 9px;
  align-self: flex-start;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(8, 10, 8, 0.46);
  color: var(--ink-soft);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.service-card h3 {
  margin: 4px 0 0;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.service-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

.service-link {
  margin-top: auto;
  padding-top: 12px;
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  border-top: 1px dashed var(--line);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: color 160ms ease, gap 160ms ease;
}

.service-link:hover {
  color: var(--ink);
  gap: 10px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 980px) {
  .primary-nav {
    position: fixed;
    inset: var(--header-height) 0 0 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 24px;
    background: rgba(8, 10, 8, 0.96);
  }

  body.nav-open .primary-nav {
    display: flex;
  }

  .primary-nav a {
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 22px;
  }

  .nav-toggle {
    display: inline-block;
  }

  .hero-section {
    min-height: auto;
    padding-top: calc(var(--header-height) + 80px);
  }

  .hero-media {
    position: relative;
    right: auto;
    bottom: auto;
    order: 2;
    width: min(100%, 560px);
    height: auto;
    min-height: 340px;
    margin: 12px 0 34px auto;
  }

  .hero-copy {
    margin-bottom: 44px;
  }

  .two-column,
  .media-layout,
  .page-hero,
  .tab-panel {
    grid-template-columns: 1fr;
  }

  .capability-grid,
  .architecture-flow,
  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .architecture-flow article::after {
    display: none;
  }

  .contact-band {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 700px) {
  :root {
    --header-height: 66px;
  }

  .site-header {
    padding-inline: 16px;
  }

  .brand-subtitle {
    display: none;
  }

  .hero-section,
  .page-hero,
  .section-band,
  .contact-band {
    padding-inline: 18px;
  }

  h1 {
    font-size: clamp(48px, 17vw, 76px);
  }

  h2 {
    font-size: clamp(30px, 10vw, 44px);
  }

  .hero-proof,
  .capability-grid,
  .architecture-flow,
  .media-slots,
  .application-list article,
  .stack-list article,
  .evidence-grid,
  .priority-list article,
  .spec-list {
    grid-template-columns: 1fr;
  }

  .large-slot {
    grid-row: auto;
    min-height: 280px;
  }

  .media-slot {
    min-height: 210px;
  }

  .page-hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 58px);
  }

  .tech-diagram,
  .model-stage {
    min-height: 320px;
  }

  .tab-panel {
    min-height: auto;
    padding: 22px;
  }

  .spec-list span {
    min-height: 86px;
  }
}

/* Shop page */
.shop-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 60px);
  align-items: end;
  padding: calc(var(--header-height) + 64px) clamp(20px, 5vw, 64px) 56px;
  border-bottom: 1px solid var(--line);
}

.shop-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-self: end;
  align-self: end;
}

.shop-tags span {
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink-soft);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.shop-band {
  padding-block: clamp(56px, 8vw, 96px);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 200ms ease, transform 200ms ease;
}

.product-card:hover {
  border-color: var(--jade-soft);
  transform: translateY(-2px);
}

.product-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(126, 228, 189, 0.05), rgba(215, 173, 98, 0.05)),
    var(--bg-elevated);
}

.product-thumb img,
.product-thumb video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.product-thumb.placeholder {
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(126, 228, 189, 0.06), rgba(215, 173, 98, 0.04)),
    repeating-linear-gradient(45deg, rgba(246, 241, 232, 0.025) 0 1px, transparent 1px 14px),
    var(--bg-elevated);
}

.placeholder-label {
  color: var(--ink-muted);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  background: rgba(8, 10, 8, 0.78);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--jade);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px 22px 24px;
}

.product-kicker {
  margin: 0;
  color: var(--amber);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-info h3 {
  margin: 0;
  color: var(--ink);
  font-size: 19px;
  line-height: 1.25;
}

.product-info p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.product-meta > span {
  color: var(--steel);
  font-family: "JetBrains Mono", "SF Mono", Consolas, monospace;
  font-size: 12px;
  letter-spacing: 0.05em;
}

@media (max-width: 900px) {
  .shop-hero {
    grid-template-columns: 1fr;
  }
  .shop-tags {
    justify-self: start;
  }
}