:root {
  --bg-deep: #030508;
  --bg-space: #0a0e1a;
  --bg-card: rgba(12, 18, 36, 0.75);
  --border: rgba(120, 180, 255, 0.15);
  --text: #e8eef8;
  --text-muted: #8b9bb8;
  --accent: #4da3ff;
  --accent-glow: #6eb8ff;
  --gold: #f0c14b;
  --gold-dim: #c9a227;
  --rocket: #ff6b35;
  --gradient-hero: linear-gradient(180deg, rgba(3, 5, 8, 0.35) 0%, rgba(3, 5, 8, 0.92) 100%);
  --font-display: "Orbitron", sans-serif;
  --font-body: "Exo 2", sans-serif;
  --header-h: 72px;
  --radius: 12px;
  --radius-lg: 20px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

#stars {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-glow);
}

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

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1rem, 4vw, 2rem);
  background: rgba(3, 5, 8, 0.65);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
}

.brand img {
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(77, 163, 255, 0.35);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.site-nav a:not(.btn) {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.site-nav a:not(.btn):hover {
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.65rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #2a6fd4 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(77, 163, 255, 0.35);
}

.btn-primary:hover {
  color: #fff;
  box-shadow: 0 6px 32px rgba(77, 163, 255, 0.5);
}

.btn-glow {
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 24px rgba(77, 163, 255, 0.35); }
  50% { box-shadow: 0 4px 40px rgba(110, 184, 255, 0.65); }
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.14);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

.btn-outline:hover {
  color: #fff;
  background: rgba(77, 163, 255, 0.15);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  z-index: 1;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: 1;
}

.hero-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(77, 163, 255, 0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: calc(var(--header-h) + 2rem) 1.5rem 4rem;
  max-width: 720px;
}

.hero-logo {
  margin: 0 auto 1.25rem;
  width: clamp(120px, 22vw, 160px);
  height: auto;
  border-radius: 50%;
  filter: drop-shadow(0 0 40px rgba(77, 163, 255, 0.5));
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.05;
  background: linear-gradient(180deg, #fff 0%, var(--accent-glow) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
  margin-bottom: 0.5rem;
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.ca-box {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  padding: 0.65rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.ca-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}

.ca-value {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--gold);
  letter-spacing: 0.05em;
}

.btn-copy {
  padding: 0.35rem 0.75rem;
  font-size: 0.65rem;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(77, 163, 255, 0.2);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-copy:hover {
  background: rgba(77, 163, 255, 0.35);
}

.btn-copy.copied {
  background: rgba(76, 175, 80, 0.25);
  border-color: #4caf50;
  color: #81c784;
}

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: bounce 2s ease infinite;
}

.scroll-hint:hover {
  color: var(--accent);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* Sections */
.section {
  position: relative;
  z-index: 1;
  padding: 5rem 0;
}

.section:nth-child(even) {
  background: linear-gradient(180deg, transparent 0%, rgba(10, 14, 26, 0.6) 50%, transparent 100%);
}

.section-head {
  margin-bottom: 2.5rem;
}

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

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.section-desc {
  margin-top: 0.75rem;
  color: var(--text-muted);
  max-width: 480px;
  margin-inline: auto;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 2.5rem;
  align-items: start;
}

.about-text p {
  margin-bottom: 1.1rem;
  color: var(--text-muted);
}

.about-text .lead {
  font-size: 1.15rem;
  color: var(--text);
  line-height: 1.7;
}

.about-closing {
  color: var(--accent-glow) !important;
  margin-top: 1.5rem !important;
}

.about-stats {
  display: grid;
  gap: 1rem;
}

.stat-card {
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.stat-card:hover {
  border-color: rgba(77, 163, 255, 0.35);
  transform: translateX(4px);
}

.stat-icon {
  font-size: 1.5rem;
  display: block;
  margin-bottom: 0.5rem;
}

.stat-card h3 {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.stat-card p {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

/* How to buy */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.step-card {
  position: relative;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  overflow: hidden;
}

.step-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  opacity: 0.6;
}

.step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: rgba(77, 163, 255, 0.2);
  display: block;
  margin-bottom: 0.5rem;
}

.step-card h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.buy-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Chart */
.chart-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-space);
  box-shadow: 0 0 60px rgba(77, 163, 255, 0.08);
}

.chart-wrap iframe {
  display: block;
  width: 100%;
  height: min(520px, 70vh);
  border: none;
}

.chart-note {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
}

/* Join us */
.joinus {
  padding-bottom: 6rem;
}

.joinus-banner {
  margin-bottom: 2.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow:
    0 0 0 1px rgba(77, 163, 255, 0.1),
    0 20px 60px rgba(0, 0, 0, 0.5);
}

.joinus-banner img {
  width: 100%;
  object-fit: cover;
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  max-width: 800px;
  margin-inline: auto;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 1.75rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  color: var(--text);
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.social-card:hover {
  color: var(--text);
  transform: translateY(-4px);
  border-color: rgba(77, 163, 255, 0.4);
  box-shadow: 0 12px 40px rgba(77, 163, 255, 0.12);
}

.social-card-highlight {
  border-color: rgba(240, 193, 75, 0.35);
  background: linear-gradient(180deg, rgba(240, 193, 75, 0.08) 0%, var(--bg-card) 100%);
}

.social-card-highlight:hover {
  border-color: var(--gold);
  box-shadow: 0 12px 40px rgba(240, 193, 75, 0.15);
}

.social-icon {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.social-name {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.social-handle {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border);
  background: rgba(3, 5, 8, 0.9);
}

.site-footer img {
  margin: 0 auto 1rem;
  border-radius: 50%;
  opacity: 0.85;
}

.site-footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

.footer-links a {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* Mobile */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

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

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

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    background: rgba(3, 5, 8, 0.97);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .site-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

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

  .hero-actions .btn {
    width: 100%;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }
}

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

  .hero-logo,
  .scroll-hint,
  .btn-glow {
    animation: none;
  }
}