/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: #0D1117;
  color: #E6EDF3;
  line-height: 1.6;
  min-height: 100vh;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: white;
}

.nav-link {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.55);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.12);
  transition: all 0.2s;
}

.nav-link:hover {
  color: white;
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.06);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(160deg, #1A2A4A 0%, #2E5D8E 50%, #1A3A1A 100%);
  padding-top: 60px;
}

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

.deco-cactus  { position: absolute; bottom: 80px; right: 8%;  font-size: 80px; opacity: 0.3; }
.deco-cloud   { position: absolute; top: 18%;    left: 6%;   font-size: 48px; opacity: 0.2; animation: drift 8s ease-in-out infinite; }
.deco-cloud2  { position: absolute; top: 30%;    right: 12%; font-size: 36px; opacity: 0.15; animation: drift 12s ease-in-out infinite reverse; }
.deco-crystal { position: absolute; top: 22%;    right: 22%; font-size: 32px; opacity: 0.5; animation: floatY 3s ease-in-out infinite; }

@keyframes drift    { 0%,100% { transform: translateX(0); } 50% { transform: translateX(20px); } }
@keyframes floatY   { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
@keyframes bounce   { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-18px); } }
@keyframes runPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.05); } }

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 40px 24px;
}

.dino-bounce {
  font-size: 90px;
  animation: bounce 1.2s ease-in-out infinite;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.5));
}

.hero-title {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.evolved {
  background: linear-gradient(90deg, #FF6B35, #FFD700);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 20px;
  color: rgba(255,255,255,0.65);
  letter-spacing: 3px;
  font-weight: 600;
  text-transform: uppercase;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #FF6B35, #FF8C00);
  color: white;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 16px 36px;
  border-radius: 50px;
  box-shadow: 0 8px 32px rgba(255, 107, 53, 0.45);
  transition: transform 0.2s, box-shadow 0.2s;
  margin-top: 8px;
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(255, 107, 53, 0.6);
}

.ground-line {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, #C8A96A, #E8C070, #C8A96A);
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 0;
  background: #0D1117;
}

.section-title {
  text-align: center;
  font-size: 36px;
  font-weight: 900;
  margin-bottom: 56px;
  letter-spacing: -0.5px;
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: linear-gradient(90deg, #FF6B35, #FFD700);
  border-radius: 2px;
  margin: 14px auto 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.feature-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 32px 28px;
  transition: transform 0.2s, border-color 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 107, 53, 0.35);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
}

/* ===== BIOMES ===== */
.biomes {
  padding: 80px 0;
  background: #111722;
}

.biomes-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.biome-card {
  aspect-ratio: 1;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--biome-color), var(--biome-dark));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid rgba(255,255,255,0.1);
  transition: transform 0.2s;
  cursor: default;
}

.biome-card:hover { transform: scale(1.04); }

.biome-emoji { font-size: 48px; }

.biome-name {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
}

/* ===== CTA ===== */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #1A2A4A, #2E3A5A);
  text-align: center;
}

.cta-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.dino-run {
  font-size: 48px;
  animation: runPulse 1s ease-in-out infinite;
}

.cta h2 {
  font-size: 42px;
  font-weight: 900;
}

.cta p {
  font-size: 16px;
  color: rgba(255,255,255,0.55);
}

/* ===== FOOTER ===== */
.footer {
  background: #080C10;
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

.footer-inner a {
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}

.footer-inner a:hover { color: white; }

/* ===== PRIVACY PAGE ===== */
.privacy-hero {
  padding: 120px 0 60px;
  background: linear-gradient(160deg, #1A2A4A, #111722);
  text-align: center;
}

.privacy-title {
  font-size: 48px;
  font-weight: 900;
  margin-bottom: 12px;
}

.privacy-date {
  color: rgba(255,255,255,0.4);
  font-size: 14px;
}

.privacy-body {
  padding: 60px 0 100px;
  background: #0D1117;
}

.privacy-container {
  max-width: 760px;
}

.privacy-block {
  margin-bottom: 48px;
}

.privacy-block h2 {
  font-size: 22px;
  font-weight: 800;
  margin-bottom: 14px;
  color: #FF6B35;
}

.privacy-block p {
  font-size: 15px;
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: 12px;
}

.privacy-block ul {
  margin: 10px 0 10px 20px;
}

.privacy-block ul li {
  font-size: 15px;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: 6px;
}

.privacy-block a {
  color: #FF6B35;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.privacy-block a:hover { color: #FFD700; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .biomes-row {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-inner {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .nav-logo {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .biomes-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-title {
    font-size: 32px;
  }

  .dino-bounce {
    font-size: 64px;
  }
}