:root {
  --navy-deep: #050d1a;
  --navy: #0a192f;
  --navy-light: #112240;
  --cyan: #00e5ff;
  --cyan-dim: rgba(0, 229, 255, 0.65);
  --orange: #ff9900;
  --orange-dim: rgba(255, 153, 0, 0.7);
  --ivory: #f0f4f8;
  --muted: rgba(240, 244, 248, 0.62);
  --glass: rgba(10, 25, 47, 0.55);
  --glass-border: rgba(0, 229, 255, 0.18);
  --gradient-navy: linear-gradient(180deg, #050d1a 0%, #0a192f 45%, #0d2137 100%);
  --gradient-radial-cyan: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0, 229, 255, 0.12), transparent 70%);
  --gradient-radial-orange: radial-gradient(ellipse 50% 40% at 80% 80%, rgba(255, 153, 0, 0.08), transparent 60%);
  --font-display: "Orbitron", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "JetBrains Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--navy-deep);
  color: var(--ivory);
  line-height: 1.6;
  overflow-x: hidden;
}

body.is-loading {
  overflow: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Branded images — never stretch */
.img-brand {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.img-frame {
  position: relative;
  overflow: hidden;
  margin-inline: auto;
}

.img-frame--seal {
  width: min(100%, 20rem);
  aspect-ratio: 1024 / 686;
}

.img-frame--banner {
  width: 100%;
  aspect-ratio: 1024 / 434;
}

/* Preloader */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--navy-deep);
  transition: opacity 0.7s ease, visibility 0.7s ease;
}

.preloader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-gear {
  position: absolute;
  width: 11rem;
  height: 11rem;
  border: 1px dashed rgba(0, 229, 255, 0.18);
  border-radius: 50%;
  animation: spin 8s linear infinite;
}

.preloader-seal {
  width: 6.5rem;
  aspect-ratio: 1024 / 686;
  border-radius: 0.5rem;
  border: 1px solid rgba(0, 229, 255, 0.3);
  box-shadow: 0 0 40px rgba(0, 229, 255, 0.15);
  overflow: hidden;
  animation: preloader-pulse 1.8s ease-in-out infinite;
}

.preloader-seal img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.preloader-text {
  margin-top: 1.75rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}

.preloader-bar {
  margin-top: 1.25rem;
  width: 9rem;
  height: 1px;
  background: rgba(0, 229, 255, 0.15);
  overflow: hidden;
}

.preloader-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  animation: load-bar 1.4s ease forwards;
}

@keyframes load-bar {
  to { width: 100%; }
}

@keyframes preloader-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Scroll progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 200;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.4);
}

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

button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

.container {
  width: min(100% - 3rem, 80rem);
  margin-inline: auto;
}

/* Typography */
.text-cyan-gradient {
  background: linear-gradient(135deg, #7df9ff, var(--cyan), #00b8d4);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-orange-gradient {
  background: linear-gradient(135deg, #ffc266, var(--orange), #e68a00);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}

.eyebrow::before,
.eyebrow::after {
  content: "";
  width: 2.5rem;
  height: 1px;
  background: rgba(0, 229, 255, 0.45);
}

.display-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.02em;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.75rem);
  font-weight: 600;
  line-height: 1.1;
}

/* Glass cards */
.glass {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.glass-subtle {
  background: rgba(10, 25, 47, 0.35);
  border: 1px solid rgba(0, 229, 255, 0.1);
  backdrop-filter: blur(8px);
}

/* Header */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  padding: 1.5rem 0;
  transition: padding 0.4s ease, background 0.4s ease, border-color 0.4s ease;
}

.header.scrolled {
  padding: 0.85rem 0;
  background: rgba(5, 13, 26, 0.88);
  border-bottom: 1px solid rgba(0, 229, 255, 0.12);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(0, 229, 255, 0.35);
  box-shadow: 0 0 18px rgba(0, 229, 255, 0.2);
  overflow: hidden;
  flex-shrink: 0;
}

.logo-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: 2px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
}

.nav {
  display: none;
  align-items: center;
  gap: 2.5rem;
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(240, 244, 248, 0.72);
}

.nav a:hover {
  color: var(--cyan);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.btn-primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #00e5ff, #00b8d4);
  color: var(--navy-deep);
  border: 1px solid var(--cyan);
}

.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.3) 50%, transparent 60%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
}

.btn-primary:hover::after {
  transform: translateX(120%);
}

.btn-primary:hover {
  box-shadow: 0 12px 40px -10px rgba(0, 229, 255, 0.55);
  transform: translateY(-1px);
}

.btn-outline {
  border: 1px solid rgba(0, 229, 255, 0.45);
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.06);
}

.btn-outline:hover {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--cyan);
}

.btn-lg {
  padding: 1.1rem 2.25rem;
  font-size: 0.78rem;
  letter-spacing: 0.3em;
}

.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--cyan);
  transition: transform 0.3s ease;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(5, 13, 26, 0.97);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.mobile-nav.open {
  display: flex;
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--gradient-navy);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    url("../images/arf-banner.png") center / cover no-repeat;
  opacity: 0.22;
  mix-blend-mode: screen;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    var(--gradient-radial-cyan),
    var(--gradient-radial-orange),
    linear-gradient(180deg, rgba(5, 13, 26, 0.5), rgba(5, 13, 26, 0.92));
}

.circuit-bg {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.5) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
}

.hero-accent-bar {
  position: absolute;
  left: 0;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(
    to bottom,
    var(--cyan) 0 25%,
    var(--ivory) 25% 50%,
    var(--orange) 50% 75%,
    var(--ivory) 75%
  );
}

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

.particle {
  position: absolute;
  bottom: 0;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: float-up linear infinite;
}

@keyframes float-up {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  10% {
    opacity: 0.7;
  }
  90% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(-100vh);
    opacity: 0;
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 8rem 1.5rem 6rem;
  max-width: 52rem;
}

.hero-image-wrap {
  margin-bottom: 2.5rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(0, 229, 255, 0.3);
  box-shadow:
    0 30px 80px -20px rgba(0, 0, 0, 0.7),
    0 0 40px rgba(0, 229, 255, 0.15);
  background: rgba(5, 13, 26, 0.5);
}

.hero-image-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(5, 13, 26, 0.35));
  pointer-events: none;
}

.hero-subtitle {
  margin-top: 2rem;
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--muted);
  line-height: 1.75;
}

.hero-subtitle strong {
  color: var(--cyan);
  font-weight: 500;
}

.hero-cta {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.ca-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.35);
  background: rgba(0, 229, 255, 0.05);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  transition: all 0.3s ease;
}

.ca-btn:hover {
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.1);
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(240, 244, 248, 0.5);
}

.hero-links a:hover {
  color: var(--cyan);
}

.scroll-hint {
  margin-top: 4rem;
  font-size: 0.6rem;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: rgba(240, 244, 248, 0.45);
}

.scroll-line {
  display: block;
  width: 1px;
  height: 2.5rem;
  margin: 0.75rem auto 0;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* Countdown */
.countdown-section {
  position: relative;
  padding: 6rem 0;
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  text-align: center;
  overflow: hidden;
}

.countdown-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0, 229, 255, 0.06), transparent 60%);
  pointer-events: none;
}

.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  max-width: 42rem;
  margin: 3rem auto 0;
}

.countdown-unit {
  position: relative;
  padding: 2rem 0.5rem;
}

.countdown-unit::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 0.25rem;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.countdown-unit::after {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0.6;
}

.countdown-value {
  position: relative;
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1;
  color: transparent;
  background: linear-gradient(135deg, #7df9ff, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  font-variant-numeric: tabular-nums;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.countdown-value.tick {
  animation: count-tick 0.35s ease;
}

@keyframes count-tick {
  0% { transform: scale(1.1); opacity: 0.6; }
  100% { transform: scale(1); opacity: 1; }
}

.countdown-label {
  position: relative;
  margin-top: 0.75rem;
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--muted);
}

.countdown-date {
  margin-top: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.4em;
  color: var(--orange-dim);
}

/* Sections */
.section {
  padding: 7rem 0;
  position: relative;
}

.section-bordered {
  border-top: 1px solid rgba(0, 229, 255, 0.1);
}

.section-intro {
  max-width: 40rem;
  margin-bottom: 3rem;
}

.prose {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--muted);
  line-height: 1.85;
  font-weight: 300;
}

.prose p + p {
  margin-top: 1.5rem;
}

.prose .highlight {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  color: var(--ivory);
  font-style: italic;
  margin-top: 2rem;
}

.tag-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 3rem 0;
}

.tag-card {
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}

/* Pillars */
.pillars-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
}

.pillar-card {
  position: relative;
  padding: 2rem;
  height: 100%;
  transition: transform 0.4s ease, border-color 0.4s ease;
}

.pillar-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, 0.45);
}

.pillar-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.5), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.pillar-card:hover::before {
  opacity: 1;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--cyan-dim);
}

.pillar-title {
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
}

.pillar-desc {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

.pillar-line {
  margin-top: 2rem;
  height: 1px;
  width: 3rem;
  background: rgba(0, 229, 255, 0.35);
  transition: width 0.6s ease;
}

.pillar-card:hover .pillar-line {
  width: 100%;
}

/* Timeline */
.timeline-section {
  text-align: center;
}

.timeline-track {
  position: relative;
  margin-top: 5rem;
}

.timeline-track::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0, 229, 255, 0.35), transparent);
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem 1rem;
}

.timeline-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.timeline-year {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--muted);
}

.timeline-dot {
  position: relative;
  margin: 1rem 0;
  width: 1rem;
  height: 1rem;
}

.timeline-dot::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(0, 229, 255, 0.3);
  animation: ping 2s ease infinite;
}

.timeline-dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px var(--cyan);
}

@keyframes ping {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.8); opacity: 0; }
}

.timeline-label {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.stat-card {
  padding: 3rem 1rem;
  text-align: center;
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1;
  background: linear-gradient(135deg, #7df9ff, var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-label {
  margin-top: 0.75rem;
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Ecosystem / Migration */
.ecosystem-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
  margin-top: 4rem;
}

.ecosystem-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ecosystem-seal-frame {
  max-width: 26rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(0, 229, 255, 0.25);
  box-shadow:
    0 0 50px rgba(0, 229, 255, 0.12),
    0 0 100px rgba(255, 153, 0, 0.06);
  background: rgba(5, 13, 26, 0.4);
  animation: seal-glow 4s ease-in-out infinite;
}

.ecosystem-seal {
  padding: 0.5rem;
}

@keyframes seal-glow {
  0%, 100% { box-shadow: 0 0 50px rgba(0, 229, 255, 0.12), 0 0 100px rgba(255, 153, 0, 0.06); }
  50% { box-shadow: 0 0 70px rgba(0, 229, 255, 0.2), 0 0 120px rgba(255, 153, 0, 0.1); }
}

.flow-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.flow-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(240, 244, 248, 0.8);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.flow-item:hover {
  border-color: rgba(0, 229, 255, 0.4);
  transform: translateX(4px);
}

.flow-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid rgba(0, 229, 255, 0.3);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--cyan);
  flex-shrink: 0;
}

/* Roadmap */
.roadmap-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
}

.roadmap-card {
  padding: 2rem;
  position: relative;
}

.roadmap-phase {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  color: var(--orange-dim);
}

.roadmap-title {
  margin-top: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
}

.roadmap-desc {
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
}

.roadmap-status {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--cyan);
}

.roadmap-status.active {
  border-color: rgba(255, 153, 0, 0.5);
  color: var(--orange);
  background: rgba(255, 153, 0, 0.08);
}

/* Banner showcase */
.showcase {
  padding: 5rem 0;
  overflow: hidden;
}

.showcase-frame {
  border-radius: 0.75rem;
  border: 1px solid rgba(0, 229, 255, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  background: rgba(5, 13, 26, 0.5);
}

/* Footer */
.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(0, 229, 255, 0.1);
  text-align: center;
}

.footer-logo-wrap {
  width: 5.5rem;
  margin: 0 auto 1.5rem;
  aspect-ratio: 1024 / 686;
  border-radius: 0.5rem;
  border: 1px solid rgba(0, 229, 255, 0.25);
  overflow: hidden;
  background: rgba(5, 13, 26, 0.4);
}

.footer-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.25rem;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 0.9rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.footer-tagline {
  margin-top: 0.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--muted);
}

.footer-disclaimer {
  margin: 2.5rem auto 0;
  max-width: 42rem;
  font-size: 0.75rem;
  color: rgba(240, 244, 248, 0.4);
  line-height: 1.7;
}

.footer-copy {
  margin-top: 2rem;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: rgba(240, 244, 248, 0.3);
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.2, 0.7, 0.2, 1),
    transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (min-width: 640px) {
  .btn-outline.hide-sm {
    display: inline-flex;
  }

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

@media (min-width: 768px) {
  .nav {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }

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

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

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

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

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

@media (min-width: 1024px) {
  .pillars-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .preloader-bar span,
  .preloader-seal,
  .preloader-gear,
  .ecosystem-seal-frame {
    animation: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 767px) {
  .hide-sm {
    display: none !important;
  }
}