:root {
  --bg: #000000;
  --bg-soft: #070707;
  --panel: #0d0d0f;
  --panel-light: #121216;
  --text: #ffffff;
  --muted: #a1a1aa;
  --faint: #71717a;
  --border: rgba(255, 255, 255, 0.12);
  --border-strong: rgba(255, 255, 255, 0.2);
  --glow: rgba(255, 255, 255, 0.12);

  --max-width: 1160px;
  --radius-lg: 28px;
  --radius-md: 18px;
  --radius-sm: 999px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  line-height: 1.5;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.09), transparent 34rem),
    radial-gradient(circle at 15% 35%, rgba(255, 255, 255, 0.035), transparent 28rem),
    radial-gradient(circle at 85% 55%, rgba(255, 255, 255, 0.025), transparent 24rem);
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1,
h2,
h3 {
  margin-top: 0;
}

p {
  color: var(--muted);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(100% - 32px, var(--max-width));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text);
  font-size: 1.05rem;
}

.brand-logo-link {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}

.brand-logo {
  display: block;
  width: 138px;
  height: auto;
}

.footer-logo {
  width: 156px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.9rem;
  color: var(--muted);
}

.nav-links a,
.footer-links a {
  transition: color 180ms ease;
}

.nav-links a:hover,
.footer-links a:hover {
  color: var(--text);
}

.nav-cta {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  transition:
    background 180ms ease,
    transform 180ms ease,
    border-color 180ms ease;
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.32);
  transform: translateY(-1px);
}

.section {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
  padding: 104px 0;
}

.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 7%;
  width: min(780px, 70vw);
  height: 1px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
}

.hero-content {
  width: min(920px, 100%);
}

.eyebrow {
  color: var(--text);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 18px;
}

h1 {
  font-size: clamp(3.4rem, 9vw, 8.5rem);
  line-height: 0.92;
  letter-spacing: -0.08em;
  margin-bottom: 28px;
}

h1 span {
  display: block;
  color: var(--muted);
}

h2 {
  font-size: clamp(2.25rem, 5vw, 4.75rem);
  line-height: 0.96;
  letter-spacing: -0.07em;
  margin-bottom: 0;
}

h3 {
  font-size: 1.1rem;
  letter-spacing: -0.035em;
  margin-bottom: 10px;
}

.hero-subtitle {
  width: min(760px, 100%);
  margin: 0 auto 34px;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  padding: 0 20px;
  font-weight: 600;
  font-size: 0.92rem;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

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

.button-primary {
  color: #000000;
  background: #ffffff;
  border: 1px solid #ffffff;
}

.button-primary:hover {
  background: #e4e4e7;
  border-color: #e4e4e7;
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-strong);
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.hero-badges span {
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.025);
}

.section-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 72px;
  align-items: start;
}

.section-grid > p,
.copy-stack p {
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.section-heading {
  width: min(760px, 100%);
  margin-bottom: 38px;
}

.section-heading.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-heading.centered p:last-child {
  width: min(680px, 100%);
  margin: 22px auto 0;
  font-size: 1.05rem;
}

.steps-grid,
.category-grid,
.feature-grid {
  display: grid;
  gap: 16px;
}

.steps-grid {
  grid-template-columns: repeat(3, 1fr);
}

.step-card,
.category-card,
.feature-card {
  min-height: 230px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    var(--panel);
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.step-card::after,
.feature-card::after,
.blog-card::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.32), transparent);
  opacity: 0.5;
}

.step-number {
  display: inline-flex;
  color: var(--faint);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  margin-bottom: 54px;
}

.showcase-section {
  padding-top: 120px;
  padding-bottom: 120px;
}

.vr-showcase {
  margin-top: 56px;
  display: grid;
  justify-items: center;
}

.vr-frame {
  width: min(920px, 100%);
  aspect-ratio: 2.15 / 1;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  align-items: center;
  padding: clamp(18px, 4vw, 42px);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08), transparent 45%),
    linear-gradient(180deg, #17171a, #050505 62%, #0b0b0d);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.04) inset,
    0 40px 160px rgba(255, 255, 255, 0.1),
    0 34px 90px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}

.vr-frame::before {
  content: "";
  position: absolute;
  inset: 8%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  pointer-events: none;
}

.vr-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.18) 24%, transparent 36%),
    radial-gradient(circle at 50% -20%, rgba(255, 255, 255, 0.28), transparent 26%);
  opacity: 0.18;
  pointer-events: none;
}

.vr-lens {
  position: relative;
  height: 100%;
  min-height: 240px;
  border-radius: 44% 44% 46% 46%;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: #050505;
  overflow: hidden;
  box-shadow:
    inset 0 0 50px rgba(0, 0, 0, 0.84),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.vr-lens-left {
  border-top-right-radius: 34%;
  border-bottom-right-radius: 38%;
}

.vr-lens-right {
  border-top-left-radius: 34%;
  border-bottom-left-radius: 38%;
}

.vr-bridge {
  width: 100%;
  height: 34%;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    #08080a;
  border-radius: 999px;
  z-index: 2;
}

.scene {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.035);
  transition:
    opacity 420ms ease,
    transform 420ms ease;
  pointer-events: none;
  overflow: hidden;
}

.scene.is-active {
  opacity: 1;
  transform: scale(1);
}

.scene::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.95;
}

.scene::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, transparent 24%, rgba(0, 0, 0, 0.25) 68%, rgba(0, 0, 0, 0.62)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 28%, rgba(0, 0, 0, 0.2));
  pointer-events: none;
}

.scene-games::before {
  background:
    radial-gradient(circle at 55% 52%, rgba(255, 255, 255, 0.9), transparent 0.22rem),
    radial-gradient(circle at 50% 52%, rgba(30, 255, 188, 0.26), transparent 7rem),
    linear-gradient(140deg, #06191f, #102a68 34%, #2e0c58 68%, #f15a24);
}

.scene-games .scene-crosshair {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 52px;
  height: 52px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 50%;
  z-index: 2;
}

.scene-games .scene-crosshair::before,
.scene-games .scene-crosshair::after {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.62);
}

.scene-games .scene-crosshair::before {
  width: 76px;
  height: 1px;
  left: -12px;
  top: 50%;
}

.scene-games .scene-crosshair::after {
  width: 1px;
  height: 76px;
  left: 50%;
  top: -12px;
}

.scene-hud {
  position: absolute;
  z-index: 3;
  top: 22px;
  left: 24px;
  right: 24px;
  display: flex;
  justify-content: space-between;
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scene-watch::before {
  background:
    radial-gradient(circle at 32% 42%, rgba(255, 237, 160, 0.95), transparent 4.5rem),
    radial-gradient(circle at 72% 36%, rgba(255, 90, 120, 0.56), transparent 8rem),
    linear-gradient(135deg, #120d24, #281246 42%, #7a1f3d 72%, #f4a261);
}

.scene-cinema-bars {
  position: absolute;
  inset: 22% 0;
  z-index: 2;
  border-top: 22px solid rgba(0, 0, 0, 0.72);
  border-bottom: 22px solid rgba(0, 0, 0, 0.72);
}

.scene-apps::before {
  background:
    radial-gradient(circle at 75% 18%, rgba(120, 255, 214, 0.7), transparent 7rem),
    radial-gradient(circle at 20% 80%, rgba(255, 216, 102, 0.62), transparent 7rem),
    linear-gradient(135deg, #0a1024, #14213d 45%, #4a148c);
}

.app-grid {
  position: absolute;
  z-index: 2;
  inset: 18% 20%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.app-grid span {
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.36)),
    rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28);
}

.scene-explore::before {
  background:
    radial-gradient(circle at 36% 28%, rgba(85, 210, 255, 0.68), transparent 6rem),
    radial-gradient(circle at 68% 72%, rgba(255, 83, 165, 0.62), transparent 7rem),
    linear-gradient(135deg, #060816, #122a44 48%, #391a4c);
}

.feed-lines {
  position: absolute;
  z-index: 2;
  left: 18%;
  right: 18%;
  top: 22%;
  display: grid;
  gap: 14px;
}

.feed-lines span {
  min-height: 28px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
}

.feed-lines span:nth-child(2) {
  width: 74%;
}

.feed-lines span:nth-child(3) {
  width: 88%;
}

.feed-lines span:nth-child(4) {
  width: 58%;
}

.scene-title {
  position: absolute;
  z-index: 4;
  left: 24px;
  right: 24px;
  bottom: 22px;
  color: #ffffff;
  font-size: clamp(0.86rem, 1.7vw, 1.1rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
}

.showcase-tabs {
  margin-top: 34px;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.showcase-tab {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  padding: 10px 18px;
  cursor: pointer;
  font: inherit;
  font-size: 0.9rem;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.showcase-tab:hover {
  color: var(--text);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.showcase-tab.is-active {
  color: #000000;
  background: #ffffff;
  border-color: #ffffff;
}

.showcase-caption {
  margin-top: 20px;
  color: var(--text);
  font-size: 1.05rem;
  text-align: center;
}

.category-grid {
  grid-template-columns: repeat(4, 1fr);
}

.category-card {
  min-height: 280px;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.category-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.28);
}

.category-card:nth-child(1) {
  background:
    radial-gradient(circle at 30% 15%, rgba(255, 70, 95, 0.34), transparent 11rem),
    var(--panel);
}

.category-card:nth-child(2) {
  background:
    radial-gradient(circle at 30% 15%, rgba(0, 255, 190, 0.3), transparent 11rem),
    var(--panel);
}

.category-card:nth-child(3) {
  background:
    radial-gradient(circle at 30% 15%, rgba(83, 150, 255, 0.34), transparent 11rem),
    var(--panel);
}

.category-card:nth-child(4) {
  background:
    radial-gradient(circle at 30% 15%, rgba(185, 120, 255, 0.32), transparent 11rem),
    var(--panel);
}

.category-label {
  display: inline-flex;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
  padding: 7px 11px;
  color: var(--text);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 72px;
  background: rgba(0, 0, 0, 0.24);
}

.copy-stack p:last-child {
  color: var(--text);
}

.feature-grid {
  grid-template-columns: repeat(5, 1fr);
}

.feature-card {
  min-height: 180px;
}

.note-section {
  padding-top: 24px;
  padding-bottom: 24px;
}

.note-section p {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  color: var(--faint);
  background: rgba(255, 255, 255, 0.025);
}

.cta-section {
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding-left: 24px;
  padding-right: 24px;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.12), transparent 28rem),
    var(--panel);
}

.cta-section p:not(.eyebrow) {
  width: min(620px, 100%);
  margin: 24px auto 30px;
}

.tested-viewers {
  padding-top: 72px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.025);
  overflow: hidden;
}

summary {
  cursor: pointer;
  padding: 22px 24px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.03em;
}

details p {
  padding: 0 24px 22px;
  margin-bottom: 0;
}

/* BLOG PAGE */

.blog-hero {
  width: min(100% - 32px, 920px);
  padding-top: 96px;
  padding-bottom: 56px;
}

.blog-hero-copy {
  width: min(720px, 100%);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  margin-top: 24px;
}

.blog-directory {
  padding-top: 18px;
  padding-bottom: 32px;
}

.blog-directory-panel {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 10% 0%, rgba(255, 255, 255, 0.08), transparent 20rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.048), rgba(255, 255, 255, 0.018)),
    var(--panel);
  padding: 28px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 42px;
  align-items: start;
}

.blog-topic-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.blog-topic-nav a {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  padding: 10px 14px;
  font-size: 0.9rem;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.blog-topic-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.blog-list-section {
  padding-top: 56px;
  padding-bottom: 56px;
}

.blog-section-header {
  width: min(780px, 100%);
  margin-bottom: 28px;
}

.blog-section-header p:last-child {
  margin-top: 18px;
  font-size: 1.03rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.blog-card {
  min-height: 310px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    var(--panel);
  padding: 28px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
}

.featured-blog-card {
  grid-column: 1 / -1;
  min-height: 360px;
  background:
    radial-gradient(circle at 18% 12%, rgba(255, 255, 255, 0.12), transparent 18rem),
    radial-gradient(circle at 88% 25%, rgba(120, 120, 255, 0.12), transparent 18rem),
    var(--panel);
}

.blog-meta {
  color: var(--faint);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  margin-bottom: 38px;
}

.blog-card h2 {
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1;
  letter-spacing: -0.06em;
  margin-bottom: 18px;
}

.blog-card p:not(.blog-meta) {
  margin-bottom: 28px;
}

.blog-link {
  margin-top: auto;
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  color: var(--text);
  font-size: 0.9rem;
  background: rgba(255, 255, 255, 0.035);
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.blog-link:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-strong);
}

.blog-writing-system {
  padding-top: 56px;
}

.blog-format-list {
  display: grid;
  gap: 12px;
}

.blog-format-list p {
  margin: 0;
}

.blog-format-list strong {
  color: var(--text);
}

/* LEGAL / SUPPORT PAGES */

.legal-page {
  width: min(100% - 32px, 860px);
  padding-top: 96px;
}

.legal-title {
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: -0.075em;
  margin-bottom: 18px;
}

.legal-updated {
  color: var(--faint);
  font-size: 0.95rem;
  margin-bottom: 54px;
}

.legal-content {
  display: grid;
  gap: 22px;
}

.legal-content h2 {
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.05;
  letter-spacing: -0.055em;
  margin-top: 34px;
  margin-bottom: 0;
}

.legal-content p {
  font-size: 1.02rem;
  margin-bottom: 0;
}

.legal-content a {
  color: var(--text);
  border-bottom: 1px solid var(--border-strong);
}

.legal-content a:hover {
  border-color: var(--text);
}

.legal-content ul {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

.legal-content li {
  margin-bottom: 12px;
}

.legal-content strong {
  color: var(--text);
}

.site-footer {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
  padding: 54px 0;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
}

.site-footer p {
  margin: 10px 0 0;
  font-size: 0.92rem;
}

.social-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.social-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.075);
  border-color: var(--border-strong);
  transform: translateY(-1px);
}

.social-links a[aria-disabled="true"] {
  pointer-events: none;
  opacity: 0.78;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--muted);
  font-size: 0.9rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.copyright {
  grid-column: 1 / -1;
  color: var(--faint);
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .section {
    padding: 82px 0;
  }

  .section-grid,
  .steps-grid,
  .category-grid,
  .blog-directory-panel {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .category-card,
  .step-card {
    min-height: 210px;
  }

  .category-label {
    margin-bottom: 48px;
  }

  .vr-frame {
    grid-template-columns: 1fr 34px 1fr;
    padding: 16px;
  }

  .vr-lens {
    min-height: 190px;
  }

  .vr-bridge {
    height: 28%;
  }
}

@media (max-width: 640px) {
  .nav {
    width: min(100% - 24px, var(--max-width));
  }

  .brand-logo {
    width: 124px;
  }

  .footer-logo {
    width: 142px;
  }

  .nav-cta {
    display: none;
  }

  .section {
    width: min(100% - 24px, var(--max-width));
    padding: 70px 0;
  }

  .hero {
    min-height: calc(100vh - 72px);
  }

  h1 {
    font-size: clamp(3rem, 17vw, 5rem);
  }

  h2 {
    font-size: clamp(2rem, 11vw, 3.4rem);
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .hero-badges {
    justify-content: flex-start;
  }

  .product-intro,
  .why-section {
    text-align: left;
  }

  .vr-frame {
    aspect-ratio: auto;
    height: 300px;
    grid-template-columns: 1fr 18px 1fr;
    border-radius: 48px;
  }

  .vr-frame::before {
    border-radius: 40px;
  }

  .vr-lens {
    min-height: 230px;
    border-radius: 34px;
  }

  .scene-title {
    left: 14px;
    right: 14px;
    bottom: 16px;
  }

  .scene-hud {
    left: 14px;
    right: 14px;
    top: 16px;
    font-size: 0.62rem;
  }

  .app-grid {
    inset: 22% 16%;
    gap: 8px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .blog-hero {
    width: min(100% - 24px, var(--max-width));
    padding-top: 70px;
    padding-bottom: 32px;
  }

  .blog-directory {
    padding-top: 0;
  }

  .blog-directory-panel {
    padding: 22px;
  }

  .blog-topic-nav {
    gap: 8px;
  }

  .blog-topic-nav a {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .featured-blog-card {
    grid-column: auto;
  }

  .blog-card {
    min-height: 260px;
  }

  .legal-page {
    width: min(100% - 24px, var(--max-width));
    padding-top: 70px;
  }

  .legal-title {
    font-size: clamp(2.7rem, 16vw, 4.5rem);
  }

  .legal-updated {
    margin-bottom: 38px;
  }

  .legal-content p,
  .legal-content li {
    font-size: 0.98rem;
  }

  .site-footer {
    width: min(100% - 24px, var(--max-width));
    grid-template-columns: 1fr;
  }

  .social-links {
    margin-top: 16px;
  }

  .social-links a {
    width: 34px;
    height: 34px;
    font-size: 0.68rem;
  }

  .footer-links {
    justify-content: flex-start;
  }
}