/* ========== RESET / BASE ========== */
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', sans-serif;
  background: #0a0505;
  color: #fff5e6;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }

/* ========== BACKGROUND ========== */
.volcano-bg {
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    radial-gradient(ellipse at 50% 100%, #ff4500 0%, #8b1a00 25%, #2a0a00 55%, #0a0303 85%),
    radial-gradient(ellipse at 20% 80%, #ff7b00 0%, transparent 40%),
    radial-gradient(ellipse at 80% 90%, #ff3300 0%, transparent 40%);
}
.volcano-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence baseFrequency='0.9' numOctaves='3'/><feColorMatrix values='0 0 0 0 0.8  0 0 0 0 0.2  0 0 0 0 0  0 0 0 0.35 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.15;
  mix-blend-mode: overlay;
}

.lava-overlay {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: linear-gradient(180deg, transparent 0%, rgba(255,69,0,0.08) 50%, rgba(139,26,0,0.3) 100%);
  pointer-events: none;
  animation: pulse 6s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.embers {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}
.ember {
  position: absolute;
  bottom: -20px;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: radial-gradient(circle, #ffb347 0%, #ff4500 50%, transparent 80%);
  box-shadow: 0 0 8px #ff6a00, 0 0 16px #ff4500;
  animation: rise linear infinite;
}
@keyframes rise {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 0.8; }
  100% { transform: translateY(-110vh) translateX(var(--drift, 40px)); opacity: 0; }
}

/* ========== NAVBAR ========== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 48px;
  backdrop-filter: blur(14px);
  background: rgba(20, 8, 4, 0.65);
  border-bottom: 1px solid rgba(255, 100, 0, 0.25);
  box-shadow: 0 4px 30px rgba(255, 60, 0, 0.15);
}

.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon {
  font-size: 32px;
  filter: drop-shadow(0 0 10px #ff6a00);
  animation: wobble 4s ease-in-out infinite;
}
@keyframes wobble { 0%,100%{transform:rotate(-3deg);} 50%{transform:rotate(3deg);} }

.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-main {
  font-family: 'Cinzel', serif;
  font-weight: 800;
  font-size: 20px;
  background: linear-gradient(180deg, #ffe08a 0%, #ff6a00 60%, #c41e00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 2px;
}
.logo-sub {
  font-family: 'Orbitron', sans-serif;
  font-size: 10px;
  letter-spacing: 4px;
  color: #ff8c42;
  margin-top: 2px;
}

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-size: 14px;
  font-weight: 600;
  color: #ffd9a8;
  transition: color 0.2s, text-shadow 0.2s;
}
.nav-links a:hover {
  color: #fff;
  text-shadow: 0 0 12px #ff6a00;
}

.nav-actions { display: flex; align-items: center; gap: 12px; }

.icon-btn {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: rgba(255, 100, 0, 0.1);
  border: 1px solid rgba(255, 140, 60, 0.4);
  color: #ffb347;
  transition: all 0.25s ease;
}
.icon-btn:hover {
  background: linear-gradient(135deg, #ff6a00, #c41e00);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 69, 0, 0.5);
}

.connect-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: linear-gradient(135deg, #ff6a00 0%, #c41e00 100%);
  border: 1px solid #ffb347;
  border-radius: 999px;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  transition: all 0.25s ease;
  box-shadow: 0 4px 20px rgba(255, 69, 0, 0.4), inset 0 1px 0 rgba(255,255,255,0.3);
}
.connect-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 100, 0, 0.7), inset 0 1px 0 rgba(255,255,255,0.4);
}
.connect-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 10px #fff;
  animation: blink 1.5s ease-in-out infinite;
}
@keyframes blink { 0%,100%{opacity:1;} 50%{opacity:0.4;} }

/* ========== SECTIONS BASE ========== */
section {
  padding: 100px 48px;
  max-width: 1300px;
  margin: 0 auto;
  position: relative;
}
.section-title { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(255, 100, 0, 0.15);
  border: 1px solid rgba(255, 140, 60, 0.4);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 4px;
  color: #ffb347;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.section-title h2 {
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(180deg, #ffe08a 0%, #ff6a00 70%, #c41e00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 60px rgba(255, 100, 0, 0.4);
}

/* ========== HERO ========== */
.hero {
  text-align: center;
  padding-top: 80px;
  padding-bottom: 120px;
}
.hero-badge {
  display: inline-block;
  padding: 8px 18px;
  background: rgba(255, 100, 0, 0.15);
  border: 1px solid rgba(255, 140, 60, 0.5);
  border-radius: 999px;
  font-size: 13px;
  color: #ffb347;
  margin-bottom: 32px;
  backdrop-filter: blur(6px);
}

.hero-title { margin-bottom: 24px; }
.title-line-1 {
  display: block;
  font-family: 'Cinzel', serif;
  font-size: 88px;
  font-weight: 800;
  background: linear-gradient(180deg, #fff5c7 0%, #ffb347 30%, #ff4500 70%, #8b1a00 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 80px rgba(255, 100, 0, 0.6);
  letter-spacing: 8px;
  line-height: 1;
}
.title-line-2 {
  display: block;
  font-family: 'Orbitron', sans-serif;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 12px;
  color: #ff8c42;
  margin-top: 16px;
  text-shadow: 0 0 20px rgba(255, 100, 0, 0.6);
}

.hero-subtitle {
  font-size: 22px;
  font-weight: 600;
  color: #ffd9a8;
  margin-bottom: 20px;
  letter-spacing: 2px;
}
.hero-desc {
  font-size: 16px;
  color: #c8b5a4;
  max-width: 640px;
  margin: 0 auto 48px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 80px;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
  padding: 14px 32px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: none;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary {
  background: linear-gradient(135deg, #ffb347 0%, #ff6a00 50%, #c41e00 100%);
  color: #fff;
  box-shadow: 0 6px 30px rgba(255, 69, 0, 0.5), inset 0 1px 0 rgba(255,255,255,0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(255, 100, 0, 0.8);
}
.btn-secondary {
  background: rgba(255, 100, 0, 0.1);
  color: #ffb347;
  border: 1px solid rgba(255, 140, 60, 0.5);
  backdrop-filter: blur(6px);
}
.btn-secondary:hover {
  background: rgba(255, 100, 0, 0.2);
  color: #fff;
  border-color: #ff8c42;
}
.btn-primary.large, .btn-secondary.large {
  padding: 18px 44px;
  font-size: 17px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
  padding: 32px;
  background: rgba(30, 10, 5, 0.5);
  border: 1px solid rgba(255, 100, 0, 0.3);
  border-radius: 20px;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 40px rgba(255, 69, 0, 0.15);
}
.stat-value {
  font-family: 'Orbitron', sans-serif;
  font-size: 32px;
  font-weight: 900;
  background: linear-gradient(180deg, #ffe08a, #ff6a00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}
.stat-label { font-size: 13px; color: #c8b5a4; letter-spacing: 2px; }

/* ========== ABOUT ========== */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.about-card {
  padding: 40px 32px;
  background: linear-gradient(180deg, rgba(50,15,5,0.6) 0%, rgba(25,8,3,0.8) 100%);
  border: 1px solid rgba(255, 100, 0, 0.25);
  border-radius: 20px;
  text-align: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}
.about-card:hover {
  transform: translateY(-8px);
  border-color: #ff8c42;
  box-shadow: 0 20px 50px rgba(255, 69, 0, 0.3);
}
.card-icon { font-size: 52px; margin-bottom: 20px; filter: drop-shadow(0 0 20px #ff6a00); }
.about-card h3 {
  font-size: 22px;
  margin-bottom: 14px;
  color: #ffb347;
}
.about-card p { color: #c8b5a4; line-height: 1.7; font-size: 15px; }

/* ========== CORE MECHANICS ========== */
.core-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.core-item {
  position: relative;
  padding: 28px 22px;
  background: rgba(30, 10, 5, 0.5);
  border: 1px solid rgba(255, 100, 0, 0.2);
  border-radius: 16px;
  transition: all 0.3s ease;
  overflow: hidden;
}
.core-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, #ff6a00, transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.core-item:hover::before { opacity: 1; }
.core-item:hover {
  background: rgba(50, 15, 5, 0.7);
  border-color: #ff8c42;
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(255, 69, 0, 0.25);
}
.core-item.featured {
  background: linear-gradient(135deg, rgba(255,100,0,0.15), rgba(139,26,0,0.25));
  border-color: #ff6a00;
  box-shadow: 0 0 30px rgba(255, 69, 0, 0.3);
}
.core-num {
  font-family: 'Orbitron', sans-serif;
  font-size: 36px;
  font-weight: 900;
  color: rgba(255, 140, 60, 0.25);
  display: block;
  margin-bottom: 8px;
}
.core-item h3 { font-size: 18px; color: #ffb347; margin-bottom: 10px; }
.core-item p { font-size: 14px; color: #c8b5a4; line-height: 1.6; }

/* ========== ERUPTION LOOP ========== */
.loop {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 80px;
}
.loop-step {
  padding: 20px 24px;
  background: linear-gradient(180deg, rgba(60,20,8,0.7), rgba(30,10,5,0.9));
  border: 1px solid rgba(255, 140, 60, 0.4);
  border-radius: 14px;
  text-align: center;
  min-width: 140px;
  transition: transform 0.3s;
}
.loop-step:hover { transform: scale(1.06); }
.loop-icon { font-size: 32px; margin-bottom: 8px; filter: drop-shadow(0 0 12px #ff6a00); }
.loop-text { font-size: 14px; color: #ffd9a8; }
.loop-text strong { color: #ff8c42; }
.loop-arrow {
  font-size: 28px;
  color: #ff6a00;
  text-shadow: 0 0 15px #ff6a00;
}

.comparison {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  max-width: 900px;
  margin: 0 auto;
  flex-wrap: wrap;
}
.comp-card {
  flex: 1;
  min-width: 280px;
  padding: 32px;
  border-radius: 18px;
  border: 1px solid;
}
.comp-card.glacier {
  background: rgba(50, 80, 120, 0.15);
  border-color: rgba(100, 160, 220, 0.3);
}
.comp-card.volcano {
  background: linear-gradient(135deg, rgba(255,100,0,0.15), rgba(139,26,0,0.25));
  border-color: #ff6a00;
  box-shadow: 0 10px 40px rgba(255,69,0,0.3);
}
.comp-card h3 { font-size: 22px; margin-bottom: 6px; }
.comp-sub { color: #888; font-size: 13px; margin-bottom: 18px; }
.comp-card ul { list-style: none; }
.comp-card li {
  padding: 8px 0;
  font-size: 14px;
  color: #c8b5a4;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.comp-card.volcano li { color: #ffd9a8; }
.comp-vs {
  font-family: 'Orbitron', sans-serif;
  font-size: 36px;
  font-weight: 900;
  color: #ff6a00;
  text-shadow: 0 0 20px #ff6a00;
}

/* ========== REWARDS / TIERS ========== */
.tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.tier {
  padding: 32px 24px;
  background: rgba(30, 10, 5, 0.5);
  border: 1px solid rgba(255, 100, 0, 0.25);
  border-radius: 18px;
  text-align: center;
  transition: all 0.3s ease;
}
.tier:hover { transform: translateY(-6px); border-color: #ff8c42; }
.tier.highlight {
  background: linear-gradient(180deg, rgba(255,100,0,0.2), rgba(139,26,0,0.3));
  border-color: #ff6a00;
  box-shadow: 0 10px 40px rgba(255,69,0,0.35);
  transform: scale(1.04);
}
.tier-icon { font-size: 46px; margin-bottom: 14px; filter: drop-shadow(0 0 15px #ff6a00); }
.tier h3 { color: #ffb347; margin-bottom: 8px; font-size: 20px; }
.tier-time { color: #888; font-size: 13px; margin-bottom: 8px; }
.tier-reward { color: #ffd9a8; font-weight: 600; }

/* ========== ROADMAP ========== */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.phase {
  padding: 32px 24px;
  background: rgba(30, 10, 5, 0.5);
  border: 1px solid rgba(255, 100, 0, 0.2);
  border-radius: 18px;
  position: relative;
  transition: all 0.3s;
}
.phase.active {
  background: linear-gradient(180deg, rgba(255,100,0,0.18), rgba(139,26,0,0.25));
  border-color: #ff6a00;
  box-shadow: 0 10px 40px rgba(255,69,0,0.3);
}
.phase-marker {
  display: inline-block;
  padding: 6px 14px;
  background: linear-gradient(135deg, #ff6a00, #c41e00);
  border-radius: 999px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  color: #fff;
  font-size: 14px;
  margin-bottom: 16px;
}
.phase h3 { color: #ffb347; margin-bottom: 16px; font-size: 20px; }
.phase ul { list-style: none; }
.phase li {
  padding: 8px 0;
  color: #c8b5a4;
  font-size: 14px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* ========== FINAL CTA ========== */
.final-cta {
  text-align: center;
  padding: 120px 48px;
  background: radial-gradient(ellipse at center, rgba(255,69,0,0.2) 0%, transparent 70%);
}
.final-cta h2 {
  font-size: 56px;
  font-weight: 800;
  background: linear-gradient(180deg, #fff5c7, #ff6a00);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}
.final-cta p {
  font-size: 18px;
  color: #ffd9a8;
  margin-bottom: 40px;
}
.cta-buttons {
  display: flex;
  gap: 18px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== FOOTER ========== */
.footer {
  background: rgba(10, 5, 3, 0.95);
  border-top: 1px solid rgba(255, 100, 0, 0.25);
  padding: 48px 48px 24px;
  margin-top: 60px;
}
.footer-content {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,100,0,0.15);
}
.footer-brand p { margin-top: 10px; color: #888; font-size: 14px; }
.footer-socials { display: flex; gap: 12px; }
.footer-bottom {
  text-align: center;
  padding-top: 24px;
  color: #666;
  font-size: 13px;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .navbar { padding: 14px 20px; }
  section { padding: 60px 20px; }
  .title-line-1 { font-size: 54px; letter-spacing: 4px; }
  .title-line-2 { font-size: 14px; letter-spacing: 6px; }
  .section-title h2 { font-size: 32px; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .core-grid, .tiers, .timeline { grid-template-columns: 1fr; }
  .core-grid { grid-template-columns: repeat(2, 1fr); }
  .loop-arrow { transform: rotate(90deg); }
  .final-cta h2 { font-size: 36px; }
}