/* ============================================
   TOUR TO THE MOON – style.css
   ============================================ */

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold:       #FFD166;
  --gold-light: #FFE8A1;
  --blue-glow:  #4FC3F7;
  --purple:     #7B2FBE;
  --deep-navy:  #03060F;
  --navy:       #050D1F;
  --navy-mid:   #081530;
  --white:      #FFFFFF;
  --text-muted: rgba(255,255,255,0.6);
  --btc-orange: #F7931A;
  --btc-yellow: #FFD700;
  --radius-lg:  20px;
  --transition: 0.35s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--deep-navy);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ---- Canvas layers ---- */
#starCanvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

#spaceCanvas {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

/* ---- Container ---- */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 10;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px 120px;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 820px;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 100px;
  padding: 8px 22px;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  backdrop-filter: blur(10px);
  animation: fadeDown 0.9s ease both;
}

/* Title */
.logo-title {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: clamp(2.8rem, 9vw, 7rem);
  line-height: 1.05;
  letter-spacing: -0.01em;
  animation: fadeDown 1s 0.15s ease both;
}

.tour  { color: var(--white); }
.to    { color: var(--text-muted); font-weight: 600; font-size: 0.55em; display: block; margin: 4px 0; letter-spacing: 0.3em; text-transform: uppercase; }
.moon  {
  background: linear-gradient(135deg, #FFE8A1 0%, #FFD166 40%, #FF9F43 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px rgba(255,193,87,0.5));
}

/* Tagline */
.tagline {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text-muted);
  font-weight: 300;
  animation: fadeUp 1s 0.3s ease both;
}

/* Domain display */
.domain-display {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1rem, 3vw, 1.5rem);
  font-weight: 600;
  color: var(--blue-glow);
  letter-spacing: 0.06em;
  text-shadow: 0 0 20px rgba(79,195,247,0.7), 0 0 60px rgba(79,195,247,0.3);
  border: 1px solid rgba(79,195,247,0.3);
  border-radius: 10px;
  padding: 10px 28px;
  background: rgba(79,195,247,0.05);
  animation: fadeUp 1s 0.45s ease both, glow-pulse 3s 1.5s ease-in-out infinite;
}

/* ---- Scroll hint ---- */
.scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 20;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeIn 1.5s 1.2s ease both;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid rgba(255,255,255,0.4);
  border-bottom: 2px solid rgba(255,255,255,0.4);
  transform: rotate(45deg);
  animation: bounce 1.6s ease-in-out infinite;
}

/* ============================================
   SECTIONS (shared)
   ============================================ */
.section {
  position: relative;
  z-index: 10;
  padding: 100px 0;
}

.section-title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--gold-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

.section-text strong { color: var(--white); }

/* ============================================
   ABOUT / FEATURE GRID
   ============================================ */
.about-section {
  background: linear-gradient(180deg, transparent 0%, rgba(7,15,40,0.8) 40%, rgba(7,15,40,0.8) 60%, transparent 100%);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.feature-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  backdrop-filter: blur(12px);
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255,209,102,0.35);
  box-shadow: 0 20px 60px rgba(255,180,50,0.12);
}

.feature-icon {
  font-size: 2.6rem;
  margin-bottom: 18px;
  filter: drop-shadow(0 0 12px rgba(255,255,180,0.6));
}

.feature-card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gold-light);
  letter-spacing: 0.05em;
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ============================================
   PRICE SECTION
   ============================================ */
.price-section {
  background: radial-gradient(ellipse 80% 60% at 50% 50%, rgba(123,47,190,0.18) 0%, transparent 70%);
}

.price-card {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid rgba(255,209,102,0.25);
  background: rgba(8,14,36,0.75);
  backdrop-filter: blur(24px);
  padding: 60px 48px;
  text-align: center;
  box-shadow: 0 0 80px rgba(255,190,60,0.12), 0 40px 100px rgba(0,0,0,0.5);
}

.price-glow {
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(255,190,60,0.08) 0%, transparent 70%);
  pointer-events: none;
  animation: rotate 12s linear infinite;
}

.price-label {
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.price-amount {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin-bottom: 24px;
}

.dollar {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--gold);
  font-weight: 700;
}

.number {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(2.8rem, 9vw, 5.5rem);
  font-weight: 900;
  background: linear-gradient(135deg, #FFE8A1, #FFD166, #FF9A3C);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(255,180,60,0.6));
  line-height: 1;
}

.usd {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(1rem, 3vw, 1.6rem);
  color: var(--gold);
  font-weight: 600;
}

/* BTC badge */
.btc-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, rgba(247,147,26,0.2), rgba(247,147,26,0.08));
  border: 1px solid rgba(247,147,26,0.45);
  border-radius: 100px;
  padding: 12px 30px;
  margin-bottom: 24px;
}

.btc-logo {
  font-size: 1.4rem;
  color: var(--btc-orange);
  filter: drop-shadow(0 0 8px rgba(247,147,26,0.8));
  font-weight: 900;
  font-family: 'Orbitron', sans-serif;
}

.btc-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--btc-yellow);
  letter-spacing: 0.03em;
}

.price-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  letter-spacing: 0.02em;
}

/* CTA Button */
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, #FFD166, #FF9F43);
  color: #0A0A0A;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 18px 44px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition), background var(--transition);
  box-shadow: 0 8px 30px rgba(255,180,60,0.45);
  position: relative;
  z-index: 2;
}

.cta-btn:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 16px 50px rgba(255,180,60,0.65);
  filter: brightness(1.08);
}

.cta-btn.copied {
  background: linear-gradient(135deg, #2ECC71, #27AE60);
  box-shadow: 0 8px 30px rgba(46,204,113,0.50);
}

/* Email display */
.email-display {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(0.8rem, 2vw, 1.05rem);
  font-weight: 600;
  color: var(--blue-glow);
  letter-spacing: 0.08em;
  background: rgba(79,195,247,0.07);
  border: 1px solid rgba(79,195,247,0.25);
  border-radius: 10px;
  padding: 12px 24px;
  margin-bottom: 22px;
  text-shadow: 0 0 14px rgba(79,195,247,0.5);
  user-select: all;
}

.btn-rocket { font-size: 1.2rem; animation: rocket-wiggle 2s ease-in-out infinite; }

.cta-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 18px;
  letter-spacing: 0.02em;
}

/* ============================================
   BTC SECTION
   ============================================ */
.btc-section {
  background: linear-gradient(180deg, transparent 0%, rgba(14,5,28,0.6) 50%, transparent 100%);
}

.btc-container {
  display: flex;
  align-items: center;
  gap: 64px;
}

.btc-left { flex: 1; }

.left-align { text-align: left; }

.section-text.left-align { text-align: left; margin: 0 0 32px; }

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

.btc-list li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  font-weight: 400;
}

.btc-list li span {
  font-size: 1.3rem;
  width: 32px;
  text-align: center;
  flex-shrink: 0;
}

/* BTC Coin */
.btc-right {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btc-symbol-wrapper {
  position: relative;
  width: 220px;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btc-coin {
  font-family: 'Orbitron', sans-serif;
  font-size: 5rem;
  font-weight: 900;
  color: var(--btc-orange);
  text-shadow: 0 0 30px rgba(247,147,26,0.9), 0 0 70px rgba(247,147,26,0.4);
  animation: coin-float 4s ease-in-out infinite;
  z-index: 2;
  position: relative;
}

.btc-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(247,147,26,0.25);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

.btc-ring-1 { width: 130px; height: 130px; animation: ring-pulse 3s 0s ease-in-out infinite; }
.btc-ring-2 { width: 175px; height: 175px; animation: ring-pulse 3s 0.8s ease-in-out infinite; }
.btc-ring-3 { width: 220px; height: 220px; animation: ring-pulse 3s 1.6s ease-in-out infinite; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 60px 24px 48px;
  border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(3,6,15,0.8);
}

.footer-domain {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--gold-light);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.footer-tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  font-style: italic;
}

.footer-link {
  color: var(--blue-glow);
  text-decoration: none;
  font-size: 0.92rem;
  display: block;
  margin-bottom: 20px;
  opacity: 0.8;
  transition: opacity var(--transition);
}

.footer-link:hover { opacity: 1; }

.footer-copy {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.25);
  letter-spacing: 0.03em;
}

/* SEO keyword links — visible to crawlers, subtle to users */
.seo-keywords {
  margin-top: 16px;
  font-size: 0.70rem;
  color: rgba(255,255,255,0.12);
  line-height: 2;
  letter-spacing: 0.02em;
}
.seo-keywords a {
  color: rgba(255,255,255,0.12);
  text-decoration: none;
  transition: color 0.3s ease;
}
.seo-keywords a:hover {
  color: rgba(255,255,255,0.35);
}

/* ============================================
   KEYFRAMES
   ============================================ */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50%       { transform: rotate(45deg) translateY(6px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 12px rgba(79,195,247,0.3); }
  50%       { box-shadow: 0 0 30px rgba(79,195,247,0.7), 0 0 60px rgba(79,195,247,0.2); }
}

@keyframes coin-float {
  0%, 100% { transform: translateY(0) rotate(-5deg); }
  50%       { transform: translateY(-18px) rotate(5deg); }
}

@keyframes ring-pulse {
  0%, 100% { opacity: 0.15; transform: translate(-50%, -50%) scale(1); }
  50%       { opacity: 0.5;  transform: translate(-50%, -50%) scale(1.04); }
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes rocket-wiggle {
  0%, 100% { transform: rotate(-10deg) scale(1); }
  50%       { transform: rotate(10deg) scale(1.15); }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .btc-container { flex-direction: column; gap: 48px; text-align: center; }
  .left-align { text-align: center; }
  .section-text.left-align { text-align: center; }
  .btc-list li { justify-content: center; }
  .price-card { padding: 40px 24px; }
  .section { padding: 70px 0; }
}

@media (max-width: 480px) {
  .hero { padding-bottom: 80px; }
  .number { font-size: 3rem; }
  .btc-symbol-wrapper { width: 160px; height: 160px; }
  .btc-coin { font-size: 3.5rem; }
  .btc-ring-1 { width: 100px; height: 100px; }
  .btc-ring-2 { width: 130px; height: 130px; }
  .btc-ring-3 { width: 160px; height: 160px; }
}