/* ═══════════════════════════════════════════════════════
   NULLE — Company Landing Page
   Apple-inspired design language
   ═══════════════════════════════════════════════════════ */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green: #7BF5A0;
  --cyan: #5CE0D8;
  --blue: #6DD5ED;
  --bg: #000000;
  --surface: #0a0a0a;
  --surface-2: #111111;
  --border: rgba(255, 255, 255, 0.06);
  --text: #f5f5f7;
  --text-2: rgba(245, 245, 247, 0.5);
  --text-3: rgba(245, 245, 247, 0.28);
  --gradient: linear-gradient(135deg, var(--green), var(--cyan));
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-smooth: cubic-bezier(0.45, 0, 0.15, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

::selection {
  background: rgba(92, 224, 216, 0.2);
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
}

.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 32px;
}

@media (min-width: 768px) {
  .container { padding: 0 64px; }
  .container-narrow { padding: 0 64px; }
}

.hide-mobile {
  display: none;
}
@media (min-width: 768px) {
  .hide-mobile { display: inline; }
}

/* ── Gradients ──────────────────────────────────────── */
.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Typography ─────────────────────────────────────── */
.label {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 24px;
}

.display-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.section-heading {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.section-desc {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: var(--text-2);
  line-height: 1.75;
  max-width: 560px;
}

/* ── Reveal Animations ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero uses CSS animation so content never depends on JS observer */
.hero .reveal {
  transition: none;
  animation: heroReveal 1s var(--ease) forwards;
}
.hero .reveal-d1 { animation-delay: 0.15s; }
.hero .reveal-d2 { animation-delay: 0.3s; }
.hero .reveal-d3 { animation-delay: 0.45s; }

@keyframes heroReveal {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Non-hero stagger delays (set by JS) */
.reveal-d1 { transition-delay: 0.15s; }
.reveal-d2 { transition-delay: 0.3s; }
.reveal-d3 { transition-delay: 0.45s; }

/* Word reveal for big statements */
.reveal-words .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.reveal-words .word.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Fix: gradient text inside word-reveal containers —
   parent background-clip doesn't cascade through inline-block children,
   so we neutralise the parent and apply gradient per-word instead. */
.reveal-words .text-gradient {
  background: none;
  -webkit-background-clip: unset;
  -webkit-text-fill-color: unset;
  background-clip: unset;
  color: var(--text);          /* fallback until words reveal */
}
.reveal-words .word-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ══════════════════════════════════════════════════════
   NAV
   ══════════════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.4s, backdrop-filter 0.4s;
}

.nav.scrolled {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 32px;
}

@media (min-width: 768px) {
  .nav-inner { padding: 0 64px; }
}

.nav-logo {
  display: flex;
  align-items: center;
  z-index: 10;
}

.nav-icon {
  height: 24px;
  width: auto;
  object-fit: contain;
  transition: opacity 0.2s;
}
.nav-logo:hover .nav-icon { opacity: 0.7; }

.nav-links {
  display: none;
  align-items: center;
  gap: 32px;
}
@media (min-width: 1000px) {
  .nav-links { display: flex; }
}

.nav-links a {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.2s;
  letter-spacing: 0.01em;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active {
  color: var(--text);
}

.nav-cta {
  padding: 7px 18px !important;
  border-radius: 980px;
  background: var(--gradient) !important;
  color: #000 !important;
  font-weight: 600 !important;
}
.nav-cta:hover { opacity: 0.85; }

/* Mobile toggle */
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 10;
}
@media (min-width: 1000px) {
  .nav-toggle { display: none; }
}
.nav-toggle span {
  display: block;
  height: 1.5px;
  background: var(--text);
  border-radius: 1px;
  transition: transform 0.35s var(--ease), opacity 0.25s;
  transform-origin: center;
}
.nav-toggle.active span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}
.nav-toggle.active span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.96);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s var(--ease);
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}
@media (min-width: 1000px) {
  .mobile-menu { display: none !important; }
}

.mobile-menu-inner {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 88px 24px 48px;
  text-align: center;
  box-sizing: border-box;
}

@media (max-height: 500px) {
  .mobile-menu-inner { gap: 20px; padding: 72px 24px 32px; }
  .mobile-menu-inner a { font-size: 1.4rem; }
}
.mobile-menu-inner a {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text);
  transition: opacity 0.2s;
}
.mobile-menu-inner a:hover { opacity: 0.5; }

/* ══════════════════════════════════════════════════════
   HERO
   ══════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 100px 32px 60px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
}
.hero-orb-1 {
  width: 500px;
  height: 500px;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(123, 245, 160, 0.07), transparent 70%);
  animation: orbFloat 12s ease-in-out infinite;
}
.hero-orb-2 {
  width: 400px;
  height: 400px;
  top: 45%;
  left: 55%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(92, 224, 216, 0.05), transparent 70%);
  animation: orbFloat 15s ease-in-out 3s infinite reverse;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -48%) scale(1.15); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-logo {
  margin: 0 auto 48px;
}
@media (min-width: 768px) {
  .hero-logo { margin-bottom: 56px; }
}

.hero-logo img {
  height: 120px;
  width: auto;
  object-fit: contain;
  margin: 0 auto;
}
@media (min-width: 768px) {
  .hero-logo img { height: 150px; }
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
  color: var(--text);
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 300;
  color: var(--text-2);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--text-3), transparent);
  animation: scrollPulse 2.5s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.6; transform: scaleY(1); }
  50% { opacity: 0.15; transform: scaleY(0.6); }
}

/* ══════════════════════════════════════════════════════
   STATEMENT SECTIONS (full-viewport text)
   ══════════════════════════════════════════════════════ */
.statement-section {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 0;
}

.big-text p {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: var(--text-2);
}

.big-text em {
  font-style: normal;
  font-weight: 600;
}

/* ══════════════════════════════════════════════════════
   PHILOSOPHY
   ══════════════════════════════════════════════════════ */
.section-philosophy {
  padding: 160px 0;
}

.philosophy-hero {
  text-align: center;
  margin-bottom: 100px;
}

.beliefs {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 680px;
  margin: 0 auto;
}

.belief {
  display: flex;
  gap: 32px;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.belief:last-child {
  border-bottom: 1px solid var(--border);
}

.belief-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-3);
  flex-shrink: 0;
  width: 32px;
  padding-top: 3px;
}

.belief-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.belief-content p {
  font-size: 0.95rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════
   CONTRAST (the trade-off)
   ══════════════════════════════════════════════════════ */
.section-contrast {
  padding: 160px 0;
  background: var(--surface);
}

.contrast-intro {
  text-align: center;
  margin-bottom: 72px;
}
.contrast-intro .section-desc {
  margin: 0 auto;
}

.contrast-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}
@media (min-width: 640px) {
  .contrast-grid { grid-template-columns: 1fr 1fr; }
}

.contrast-card {
  border-radius: 20px;
  padding: 40px 32px;
}

.contrast-old {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
}
.contrast-new {
  background: rgba(123, 245, 160, 0.03);
  border: 1px solid rgba(123, 245, 160, 0.1);
}

.contrast-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.contrast-old .contrast-label { color: var(--text-2); }
.contrast-new .contrast-label { color: var(--cyan); }

.contrast-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contrast-card li {
  font-size: 0.9rem;
  line-height: 1.55;
  padding-left: 20px;
  position: relative;
}
.contrast-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.contrast-old li {
  color: var(--text-2);
}
.contrast-old li::before {
  background: rgba(255, 255, 255, 0.25);
}
.contrast-new li {
  color: var(--text-2);
}
.contrast-new li::before {
  background: var(--gradient);
}

/* ══════════════════════════════════════════════════════
   APPROACH (journey)
   ══════════════════════════════════════════════════════ */
.section-approach {
  padding: 160px 0;
}

.approach-intro {
  text-align: center;
  margin-bottom: 100px;
}
.approach-intro .section-desc {
  margin: 0 auto;
}

.journey {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.journey-line {
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(to bottom, var(--green), var(--cyan), transparent);
  opacity: 0.2;
}

.journey-step {
  position: relative;
  padding: 0 0 64px 0;
}
.journey-step:last-child { padding-bottom: 0; }

.journey-dot {
  position: absolute;
  left: -40px;
  top: 6px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 20px rgba(92, 224, 216, 0.15);
}

.journey-phase {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.journey-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  line-height: 1.3;
}

.journey-content p {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════
   SERVICES
   ══════════════════════════════════════════════════════ */
.section-services {
  padding: 160px 0;
  background: var(--surface);
}

.services-intro {
  text-align: center;
  margin-bottom: 80px;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}
@media (min-width: 640px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  padding: 44px 36px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease), background 0.4s;
}

.service-card:hover {
  border-color: rgba(92, 224, 216, 0.15);
  background: rgba(255, 255, 255, 0.025);
  transform: translateY(-4px);
}

.service-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 24px;
  opacity: 0.85;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ══════════════════════════════════════════════════════
   FOR BUILDERS
   ══════════════════════════════════════════════════════ */
.section-builders {
  padding: 160px 0;
}

.builders-intro {
  text-align: center;
  margin-bottom: 80px;
}
.builders-intro .section-desc {
  margin: 0 auto;
}

.platforms {
  text-align: center;
  margin-bottom: 80px;
}

.ticker-wrap {
  position: relative;
  overflow: hidden;
  padding: 4px 0;
}

.ticker-fade {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.ticker-fade-left {
  left: 0;
  background: linear-gradient(to right, var(--bg), transparent);
}

.ticker-fade-right {
  right: 0;
  background: linear-gradient(to left, var(--bg), transparent);
}

.ticker {
  overflow: hidden;
  margin-bottom: 12px;
}

.ticker:last-of-type {
  margin-bottom: 0;
}

.ticker-track {
  display: flex;
  gap: 12px;
  width: max-content;
}

.ticker-row-1 .ticker-track {
  animation: tickerScroll 28s linear infinite;
}

.ticker-row-2 .ticker-track {
  animation: tickerScroll 32s linear infinite reverse;
}

@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-chip {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  border-radius: 980px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: border-color 0.3s, color 0.3s;
  flex-shrink: 0;
}

.ticker-chip:hover {
  border-color: rgba(92, 224, 216, 0.25);
  color: var(--text);
}

@media (max-width: 767px) {
  .platforms { margin-bottom: 56px; }
  .ticker-fade { width: 40px; }
}

.builders-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 680px;
  margin: 0 auto;
}

.builder-card {
  display: flex;
  gap: 28px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
}
.builder-card:last-child {
  border-bottom: 1px solid var(--border);
}

.builder-number {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cyan);
  flex-shrink: 0;
  width: 32px;
  padding-top: 3px;
}

.builder-content h3 {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}

.builder-content p {
  font-size: 0.925rem;
  color: var(--text-2);
  line-height: 1.7;
}

.builders-cta {
  text-align: center;
  margin-top: 64px;
}

.builders-cta p {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  font-weight: 500;
  color: var(--text-2);
}

.builders-link {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
  transition: opacity 0.2s;
}
.builders-link:hover {
  opacity: 0.75;
}

@media (max-width: 767px) {
  .section-builders { padding: 100px 0; }
  .builders-intro { margin-bottom: 56px; }
  .builder-card { gap: 20px; }
  .builders-cta { margin-top: 48px; }
}

/* ══════════════════════════════════════════════════════
   CLOSING STATEMENT
   ══════════════════════════════════════════════════════ */
.statement-closing {
  min-height: 60vh;
}

/* ══════════════════════════════════════════════════════
   CTA
   ══════════════════════════════════════════════════════ */
.section-cta {
  padding: 160px 0 200px;
  position: relative;
  overflow: hidden;
}

.cta-block {
  text-align: center;
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.cta-orb {
  position: absolute;
  width: 500px;
  height: 500px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(92, 224, 216, 0.05), transparent 65%);
  pointer-events: none;
}

.cta-mark {
  height: 72px;
  width: auto;
  object-fit: contain;
  margin: 0 auto 48px;
  position: relative;
  opacity: 0.9;
}

.cta-heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
  position: relative;
}

.cta-desc {
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 44px;
  position: relative;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 40px;
  border-radius: 980px;
  background: var(--gradient);
  color: #000;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  position: relative;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
  box-shadow: 0 4px 32px rgba(92, 224, 216, 0.15);
}

.btn-cta:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 48px rgba(92, 224, 216, 0.25);
}

.btn-cta:active {
  transform: translateY(0) scale(0.99);
}

.cta-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 32px;
  position: relative;
}

.cta-social span {
  font-size: 0.8rem;
  color: var(--text-3);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-light, rgba(255, 255, 255, 0.1));
  color: var(--text-3);
  transition: color 0.3s, border-color 0.3s;
}

.social-link:hover {
  color: var(--cyan);
  border-color: var(--cyan);
}

.social-link svg {
  width: 16px;
  height: 16px;
}

/* ══════════════════════════════════════════════════════
   FOOTER
   ══════════════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 40px;
}

.footer-top {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  margin-bottom: 48px;
}
@media (min-width: 721px) {
  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-mark {
  height: 24px;
  width: auto;
  object-fit: contain;
}

.footer-tagline {
  font-size: 0.8rem;
  color: var(--text-3);
  font-weight: 400;
}

.footer-nav {
  display: flex;
  gap: 40px;
}
@media (min-width: 721px) {
  .footer-nav {
    gap: 56px;
  }
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-size: 0.8rem;
  color: var(--text-3);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-2); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
@media (min-width: 721px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    gap: 0;
  }
}
.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-3);
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-3);
  transition: color 0.3s;
}
.footer-social a:hover {
  color: var(--text-2);
}
.footer-social svg {
  width: 18px;
  height: 18px;
}

/* ── Scrollbar ──────────────────────────────────────── */
::-webkit-scrollbar { width: 0px; }

/* ── Responsive fine-tuning ─────────────────────────── */
@media (max-width: 767px) {
  .section-philosophy,
  .section-contrast,
  .section-approach,
  .section-services {
    padding: 100px 0;
  }

  .philosophy-hero { margin-bottom: 60px; }
  .approach-intro { margin-bottom: 64px; }
  .services-intro { margin-bottom: 56px; }

  .belief { gap: 20px; }

  .section-cta { padding: 100px 0 140px; }
}

/* ══════════════════════════════════════════════════════
   LABS PAGE
   ══════════════════════════════════════════════════════ */

/* ── Labs Hero ─────────────────────────────────────── */
.labs-hero {
  position: relative;
  overflow: hidden;
  padding: 180px 0 120px;
  text-align: center;
}

.labs-hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.labs-hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}
.labs-hero-content .section-desc {
  margin: 0 auto;
}

/* ── Product Sections ──────────────────────────────── */
.labs-product {
  padding: 160px 0;
}
.labs-product--alt {
  background: var(--surface);
}

/* ── Product Card ──────────────────────────────────── */
.product-card {
  max-width: 800px;
  margin: 0 auto;
}

.product-header {
  text-align: center;
  margin-bottom: 32px;
}

.product-status {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 980px;
  margin-bottom: 20px;
}
.product-status--available {
  background: rgba(123, 245, 160, 0.1);
  color: var(--green);
  border: 1px solid rgba(123, 245, 160, 0.2);
}
.product-status--coming-soon {
  background: rgba(109, 213, 237, 0.08);
  color: var(--blue);
  border: 1px solid rgba(109, 213, 237, 0.15);
}

.product-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.product-tagline {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.product-desc {
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  color: var(--text-2);
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

/* ── Product Features Grid ─────────────────────────── */
.product-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-bottom: 48px;
}

.product-feature {
  padding: 36px 32px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.015);
  transition: border-color 0.4s var(--ease), background 0.4s;
}
.product-feature:hover {
  border-color: rgba(92, 224, 216, 0.15);
  background: rgba(255, 255, 255, 0.025);
}

.product-feature-icon {
  width: 36px;
  height: 36px;
  margin-bottom: 20px;
  opacity: 0.85;
}
.product-feature-icon svg {
  width: 100%;
  height: 100%;
}

.product-feature h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.product-feature p {
  font-size: 0.875rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ── Product CTA ───────────────────────────────────── */
.product-cta {
  margin-top: 8px;
  text-align: center;
}

.product-notify {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  font-weight: 500;
  color: var(--text-2);
}

.product-notify-link {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 600;
  transition: opacity 0.2s;
}
.product-notify-link:hover {
  opacity: 0.75;
}

/* ── Labs Responsive ───────────────────────────────── */
@media (min-width: 640px) {
  .product-features { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .labs-hero { padding: 140px 0 80px; }
  .labs-product { padding: 100px 0; }
}