:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ink: #0c0c0c;
  --ink-2: #1a1a1a;
  --ink-3: #262626;
  --muted: #404040;
  --muted-2: #666e7a;
  --line: #e5e7eb;
  --soft: #eef1f5;
  --soft-2: #f7f7f7;
  --off-black: #111;
  --white: #fff;
  --page-gutter: 20px;
  --max: 1600px;
  --hero-radius: 12px;
}

*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--muted);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-size: 16px;
  line-height: 24px;
  font-weight: 400;
}
a { color: inherit; text-decoration: none; }
img, video, svg { display: block; max-width: 100%; }
button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}

.page {
  width: min(100%, var(--max));
  margin-inline: auto;
}

/* ——— Header ——— */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 64px;
  color: var(--ink);
  background: #fff;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 0 rgba(12, 12, 12, 0.03);
}
.site-header.is-solid {
  color: var(--ink);
  background: #fff;
  border-bottom-color: var(--line);
}
.site-header.is-solid.is-bordered {
  border-bottom-color: var(--line);
}
.header-inner {
  height: 64px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 0 var(--page-gutter);
  width: min(100%, var(--max));
  margin-inline: auto;
}
.header-inner-simple {
  grid-template-columns: auto auto;
  justify-content: space-between;
}
.logo {
  display: inline-flex;
  align-items: center;
  width: 84px;
  color: currentColor;
  flex: 0 0 auto;
}
.logo svg { width: 84px; height: auto; }
.logo svg path { fill: currentColor; }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}
.brand-mark {
  width: 34px;
  height: 34px;
  object-fit: contain;
  flex: 0 0 auto;
}
.brand-wordmark {
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
}
.nav-item { position: relative; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-size: 16px;
  line-height: 24px;
  font-weight: 500;
  border-radius: 0;
  color: currentColor;
}
.nav-link:hover { opacity: 0.75; }
.chev {
  width: 10px;
  height: 10px;
  opacity: 0.75;
}
.dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  padding: 8px;
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
  display: none;
  z-index: 20;
}
.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  display: grid;
  gap: 2px;
}
.dropdown a {
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 400;
  color: var(--ink);
}
.dropdown a:hover { background: var(--soft-2); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: 8px;
  transition: background 0.15s ease, color 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}
.btn-sm {
  padding: 6px 10px;
  font-size: 14px;
  line-height: 20px;
  border-radius: 6px;
}
.btn-md {
  padding: 8px 12px;
  font-size: 16px;
  line-height: 24px;
  border-radius: 8px;
}
.btn-ghost {
  background: var(--soft);
  color: var(--ink-2);
}
.btn-ghost:hover { background: #e4e8ee; }
.btn-dark {
  background: var(--ink-3);
  color: var(--white);
}
.btn-dark:hover { background: #333; }
.btn-light {
  background: var(--soft-2);
  color: var(--ink);
}
.btn-light:hover { background: #eee; }
.btn-outline-light {
  background: rgba(247, 247, 247, 0.05);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.35);
}
.btn-outline-light:hover { background: rgba(255, 255, 255, 0.1); }
.btn-text {
  padding: 6px 8px;
  font-weight: 600;
  font-size: 14px;
  color: currentColor;
}
.arrow { line-height: 1; }

/* ——— Hero ——— */
.hero {
  width: 100%;
  background: #c8cacf;
  line-height: 0; /* kill inline-img descender gap */
}
.hero-band {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #c8cacf;
  padding-top: 64px; /* fixed header clearance */
  line-height: 0;
}
.hero-visual {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
  padding: 0;
  vertical-align: bottom;
  pointer-events: none;
  user-select: none;
}
.hero-copy {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  max-width: 1312px;
  margin: 0 auto;
  padding: 40px 20px 44px;
  background: transparent;
  pointer-events: none;
  line-height: normal;
}
.hero-copy a {
  pointer-events: auto;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.hero h1 {
  margin: 0;
  max-width: 14ch;
  font-size: 50px;
  line-height: 50px;
  font-weight: 500;
  letter-spacing: -2px;
  color: #0a0a0a;
}
.hero .hero-sub {
  margin: 0;
  max-width: 34ch;
  font-size: 18px;
  line-height: 24px;
  font-weight: 400;
  letter-spacing: -0.36px;
  color: rgba(10, 10, 10, 0.78);
}

.live-strip {
  padding: 0 var(--page-gutter);
  max-width: var(--max);
  margin: -8px auto 8px;
}
.live-strip-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 14px 18px;
  background: #fff;
}
.live-strip-pill {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: #0a7a4a;
  background: #e8f7ef;
  border-radius: 999px;
  padding: 4px 10px;
}
.live-strip-copy {
  margin: 0;
  flex: 1;
  min-width: 200px;
  font-size: 15px;
  color: var(--muted);
}
.live-strip-copy strong { color: var(--ink); }
.framework-band {
  padding: 8px var(--page-gutter) 40px;
  max-width: var(--max);
  margin-inline: auto;
}
.framework-band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px 24px;
  background: #fafafa;
}
.framework-band h2 {
  margin: 0 0 6px;
  font-size: 22px;
  letter-spacing: -0.3px;
}
.framework-band p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  max-width: 52ch;
  line-height: 1.45;
}
@keyframes heroRise {
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-copy > * {
    animation: none !important;
    opacity: 1;
    transform: none;
  }
}

/* ——— Partners ——— */
.partners {
  padding: 48px var(--page-gutter) 32px;
  text-align: center;
  max-width: var(--max);
  margin-inline: auto;
}
.partners > p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 14px;
  line-height: 20px;
}
.partner-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 28px 48px;
  min-height: 28px;
}
.partner-logo {
  display: block;
  height: 22px;
  width: auto;
  max-width: 118px;
  object-fit: contain;
  object-position: center;
  filter: grayscale(1) opacity(0.55);
}
.partner-logo.openai { height: 20px; max-width: 96px; }
.partner-logo.anthropic { height: 16px; max-width: 120px; }
.partner-logo.google { height: 22px; max-width: 86px; }
.partner-logo.deepseek { height: 20px; max-width: 110px; }
.partner-logo.qwen { height: 22px; max-width: 100px; }
.partner-logo.kimi { height: 18px; max-width: 72px; }

/* ——— Platforms ——— */
.platforms {
  padding: 24px var(--page-gutter) 48px;
  max-width: var(--max);
  margin-inline: auto;
}
.platforms-title {
  margin: 0 0 56px;
  max-width: none;
  font-size: 50px;
  line-height: 50px;
  font-weight: 400;
  letter-spacing: -2px;
  color: var(--muted);
  text-align: left;
}
.platform-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.platform-card {
  min-width: 0;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.platform-card h3 {
  margin: 0 0 16px;
  font-size: 24px;
  line-height: 27.6px;
  font-weight: 500;
  letter-spacing: -0.18px;
  color: var(--muted);
}
/* Studio stills: match card media frame to the art grey, no brand wash */
.platform-card .media-ph.has-media {
  background: #a9acb3;
}
.platform-card .media-ph.has-media::before,
.platform-card .media-ph.has-media::after {
  display: none;
}
.platform-card .media-ph.has-media img {
  filter: none;
}
.media-ph {
  border-radius: 12px;
  overflow: hidden;
  background: #ececec;
  margin-bottom: 18px;
  position: relative;
}
.media-ph::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(0,0,0,0.04), rgba(0,0,0,0.08));
  pointer-events: none;
}
.media-ph.has-media {
  background: #0a0a0a;
}
/* Fair Play brand wash: images read as blue→maroon western stills */
.media-ph.has-media::after {
  display: block;
  z-index: 1;
  background:
    radial-gradient(55% 65% at 78% 28%, rgba(150, 55, 75, 0.32), transparent 68%),
    linear-gradient(115deg, #1a2a55 0%, #3a2a4e 48%, #5a2230 100%);
  opacity: 0.14;
  mix-blend-mode: color;
}
.media-ph.has-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(115deg, rgba(26, 42, 85, 0.08) 0%, rgba(58, 42, 78, 0.04) 48%, rgba(90, 34, 48, 0.1) 100%),
    url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size: auto, 160px 160px;
  opacity: 0.35;
  mix-blend-mode: soft-light;
}
.media-ph.has-media img {
  filter: saturate(1.02) contrast(1.03) brightness(1.04);
}
.media-ph img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.media-ph img.object-top {
  object-position: center 12%;
}
.media-ph img.object-upper {
  object-position: center 28%;
}
.how-preview.media-ph {
  margin-bottom: 0;
  width: 100%;
  height: auto;
  min-height: 0;
  aspect-ratio: 16 / 10;
}
.how-preview.media-ph.has-media {
  background: #aeb4c0;
}
.how-preview.media-ph.has-media::before,
.how-preview.media-ph.has-media::after {
  display: none;
}
.how-preview.media-ph.has-media img {
  filter: none;
}
.media-ph.ratio-16x10 { aspect-ratio: 16 / 10; }
.media-ph.ratio-16x9 { aspect-ratio: 16 / 9; }
.media-ph.ratio-hero { aspect-ratio: auto; }
.platform-lead {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 27.6px;
  font-weight: 400;
  letter-spacing: -0.18px;
  color: var(--muted);
}
.platform-copy {
  margin: 0 0 14px;
  font-size: 13px;
  line-height: 16.9px;
  letter-spacing: -0.26px;
  color: var(--muted-2);
}
.platform-note {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 16.9px;
  letter-spacing: -0.26px;
  color: var(--muted);
}
.platform-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 8px;
}
.platform-actions .btn {
  min-height: 32px;
}

/* ——— How used ——— */
.how {
  padding: 24px var(--page-gutter) 40px;
  max-width: var(--max);
  margin-inline: auto;
}
.how-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: var(--white);
}
.how-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
}
.how-tab {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 22px;
  color: #9a9a9a;
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  border: 0;
  background: transparent;
  cursor: pointer;
  outline: none;
  box-shadow: none;
}
.how-tab:focus-visible {
  color: var(--ink);
}
.how-tab::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.how-tab.is-active { color: var(--ink); }
.how-tab.is-active::after { background: var(--ink); }
.how-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  padding: 32px 36px;
  align-items: center;
}
.how-side {
  padding: 12px 8px 12px 4px;
}
.how-side h4 {
  margin: 0 0 28px;
  font-size: 30px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.4px;
  color: var(--ink);
}
.how-list {
  display: grid;
  gap: 18px;
}
.how-list button {
  text-align: left;
  color: #9a9a9a;
  font-size: 21px;
  line-height: 1.35;
  padding: 0;
}
.how-list button.is-active,
.how-list button:hover { color: var(--ink); }
.how-preview {
  border-radius: 12px;
  background: #ececec;
  min-height: 0;
}

/* ——— Research ——— */
.research {
  padding: 24px var(--page-gutter) 48px;
  max-width: var(--max);
  margin-inline: auto;
}

/* ——— Circuit footer ——— */
.circuit-footer {
  background: #000;
  color: #fff;
  padding: 36px 0;
}
.circuit-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding: 0 var(--page-gutter);
  max-width: var(--max);
  margin-inline: auto;
}
.circuit-footer-brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.circuit-footer-brand strong {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.circuit-footer-brand span {
  color: #808080;
  font-size: 14px;
}
.circuit-footer-links {
  display: flex;
  gap: 20px;
}
.circuit-footer-links a {
  color: #f2f2f2;
  font-size: 14px;
  font-weight: 500;
}
.circuit-footer-links a:hover { color: #ccff00; }
.circuit-footer-copy {
  margin: 0;
  width: 100%;
  color: #808080;
  font-size: 12px;
}

.research-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  min-height: 560px;
  color: var(--white);
  background: var(--off-black);
}
.research-ph {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(55% 65% at 78% 28%, rgba(150, 55, 75, 0.55), transparent 68%),
    linear-gradient(115deg, #1a2a55 0%, #3a2a4e 48%, #5a2230 100%);
}
.research-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  mix-blend-mode: soft-light;
  pointer-events: none;
}
.research-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 40px;
  padding: 48px;
  min-height: 560px;
  align-items: end;
}
.research-kicker {
  margin: 0 0 16px;
  font-size: 14px;
  opacity: 0.9;
  color: #fff;
}
.research-copy {
  margin: 0 0 24px;
  font-size: 28px;
  line-height: 1.25;
  font-weight: 400;
  letter-spacing: -0.5px;
  max-width: 680px;
  color: #fff;
}
.research-links {
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}
.research-link {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  color: #fff;
}
.research-link strong {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 16px;
  font-weight: 600;
}
.research-link p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  line-height: 1.45;
  font-weight: 400;
}

/* ——— News ——— */
.news {
  padding: 24px var(--page-gutter) 72px;
  max-width: var(--max);
  margin-inline: auto;
}
.news h2 {
  margin: 0 0 32px;
  font-size: 40px;
  line-height: 44px;
  font-weight: 400;
  letter-spacing: -1.5px;
  color: var(--muted);
}
.news-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 40px;
}
.news-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  align-items: start;
  color: var(--muted);
}
.result-logo-tile {
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  background: linear-gradient(115deg, #1a2a55 0%, #3a2a4e 48%, #5a2230 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px 28px;
  overflow: hidden;
}
.result-logo {
  display: block;
  width: auto;
  max-width: 72%;
  max-height: 42%;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.92;
}
.result-logo.openai { max-height: 36%; }
.result-logo.anthropic { max-height: 28%; max-width: 78%; }
.result-logo.google { max-height: 40%; }
.result-logo.deepseek { max-height: 36%; max-width: 80%; }
.news-item h3 {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.3;
  font-weight: 600;
  color: var(--ink);
}
.news-item p {
  margin: 0 0 12px;
  color: var(--muted-2);
  font-size: 14px;
  line-height: 1.45;
}
.news-more {
  font-weight: 600;
  font-size: 14px;
  color: var(--ink);
}

/* ——— Footer ——— */
.site-footer {
  background: #000;
  color: #fff;
  padding: 56px 0 28px;
}
.footer-inner {
  padding: 0 var(--page-gutter);
  max-width: var(--max);
  margin-inline: auto;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 36px 24px;
}
.footer-col h4 {
  margin: 0 0 14px;
  color: #808080;
  font-size: 13px;
  font-weight: 500;
}
.footer-col a {
  display: block;
  padding: 4px 0;
  font-size: 15px;
  color: #f2f2f2;
}
.footer-col a:hover { color: #fff; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom .logo { width: 78px; color: #fff; }
.legal {
  color: #808080;
  font-size: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
}
.legal a:hover { color: #ccc; }
.socials { display: flex; gap: 14px; }
.socials a { opacity: 0.9; }
.socials a:hover { opacity: 1; }

.mobile-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255,255,255,0.12);
  align-items: center;
  justify-content: center;
  color: currentColor;
}
.site-header.is-solid .mobile-toggle { background: var(--soft-2); }

@media (max-width: 1100px) {
  .hero h1 { font-size: 40px; line-height: 42px; letter-spacing: -1.5px; }
  .platforms-title { font-size: 36px; line-height: 40px; letter-spacing: -1.5px; }
  .platform-grid,
  .news-grid,
  .research-grid,
  .how-body { grid-template-columns: 1fr; }
  .how-tabs { grid-template-columns: 1fr; }
  .how-tab::after { display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .news-item { grid-template-columns: 140px 1fr; }
  .research-copy { font-size: 22px; }
}

@media (max-width: 860px) {
  .nav,
  .header-actions .btn-ghost,
  .header-actions .btn-text { display: none; }
  .mobile-toggle { display: inline-flex; }

  /* One continuous grey band: copy on top, mechs below (no white seam) */
  .hero-band {
    display: flex;
    flex-direction: column;
    min-height: 0;
    padding-top: 56px;
    background: #c8cacf;
  }
  .hero-visual {
    position: relative;
    order: 2;
    width: 100%;
    height: auto;
    max-height: none;
    aspect-ratio: auto;
    object-fit: unset;
    object-position: unset;
    background: #c8cacf;
  }
  .hero-copy {
    order: 1;
    position: relative;
    left: auto;
    right: auto;
    bottom: auto;
    min-height: 0;
    justify-content: flex-start;
    padding: 24px 20px 12px;
    background: #c8cacf;
    pointer-events: auto;
  }
  .hero h1 {
    font-size: 34px;
    line-height: 36px;
    letter-spacing: -1.2px;
    max-width: 18ch;
  }
  .hero .hero-sub {
    font-size: 16px;
    line-height: 22px;
    max-width: 36ch;
  }
  .hero-cta-row .btn {
    width: 100%;
    justify-content: center;
  }

  .platforms-title { font-size: 28px; line-height: 32px; margin-bottom: 28px; }
  .platform-lead, .platform-card h3 { font-size: 20px; line-height: 24px; }
  .platform-grid { gap: 28px; }
  .platform-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .platform-actions .btn { flex: 1 1 auto; justify-content: center; }
  .how-side h4 { font-size: 24px; margin-bottom: 20px; }
  .how-list button { font-size: 18px; }
  .partners { padding: 36px var(--page-gutter) 24px; }
  .partner-row { gap: 20px 28px; }
  .partner-logo { height: 18px; max-width: 96px; }
}

@media (max-width: 640px) {
  :root { --page-gutter: 16px; }
  .site-header { padding-inline: 0; }
  .header-inner-simple { padding-inline: 16px; }
  .platform-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .hero-visual {
    width: 100%;
    height: auto;
  }
  .hero h1 { font-size: 30px; line-height: 32px; letter-spacing: -1px; }
  .hero .hero-sub { font-size: 15px; line-height: 21px; }
  .btn-md { min-height: 48px; padding: 12px 18px; font-size: 15px; }
  .platforms { padding: 16px var(--page-gutter) 36px; }
  .platforms-title { font-size: 26px; line-height: 30px; }
  .research-grid { padding: 22px; }
  .how-body { gap: 20px; }
}