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

:root {
  --bg: #0a0a0f;
  --surface: #13131a;
  --border: #2a2a3a;
  --accent: #7ab648;
  --accent-light: #9dd463;
  --accent-glow: rgba(122, 182, 72, 0.25);
  --text: #e8e8f0;
  --muted: #888899;
  --radius: 16px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Starfield background ── */
.stars {
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 80%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 35%, rgba(255,255,255,0.6) 0%, transparent 100%),
    radial-gradient(1px 1px at 20% 90%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 50%, rgba(255,255,255,0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 90% 15%, rgba(255,255,255,0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 45% 75%, rgba(255,255,255,0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 75% 55%, rgba(255,255,255,0.3) 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

/* ── Header ── */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-shadow: 0 0 20px var(--accent-glow);
}

nav {
  display: flex;
  gap: 2rem;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

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

/* ── Wallet button ── */
.wallet-btn {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent-light);
  padding: 0.45rem 1.2rem;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}

.wallet-btn:hover {
  background: var(--accent);
  color: #000;
}

.wallet-btn.connected {
  background: var(--accent-glow);
  border-color: var(--accent-light);
  color: var(--accent-light);
  cursor: default;
}

/* ── Wallet panel ── */
.wallet-panel {
  display: none;
  position: relative;
  z-index: 99;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 2rem;
  background: rgba(122, 182, 72, 0.08);
  border-bottom: 1px solid rgba(122, 182, 72, 0.25);
  flex-wrap: wrap;
}

.wallet-panel.visible {
  display: flex;
}

.wallet-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.wallet-address {
  font-family: 'Courier New', monospace;
  font-size: 0.82rem;
  color: var(--muted);
}

.wallet-balance {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-light);
}

.disconnect-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.35rem 0.9rem;
  border-radius: 8px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.disconnect-btn:hover {
  border-color: #e05555;
  color: #e05555;
}

/* ── Hero ── */
.hero {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  max-width: 1100px;
  margin: 0 auto;
  padding: 6rem 2rem 4rem;
}

.token-badge {
  display: inline-block;
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  color: var(--accent-light);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero-content h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #fff 30%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.symbol {
  display: inline-block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.tagline {
  font-size: 1.2rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 420px;
}

/* ── Coin animation ── */
.hero-visual {
  flex-shrink: 0;
}

.coin {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--accent-light), #3a6b1a);
  box-shadow:
    0 0 40px var(--accent-glow),
    0 0 80px rgba(201, 168, 76, 0.1),
    inset 0 2px 8px rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  font-weight: 900;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
  letter-spacing: 0.05em;
  animation: float 4s ease-in-out infinite, spin3d 8s linear infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-16px); }
}

@keyframes spin3d {
  0%   { box-shadow: 0 0 40px var(--accent-glow), 0 0 80px rgba(201,168,76,0.1), inset 0 2px 8px rgba(255,255,255,0.2); }
  50%  { box-shadow: 0 0 60px var(--accent-glow), 0 0 120px rgba(201,168,76,0.2), inset 0 2px 8px rgba(255,255,255,0.3); }
  100% { box-shadow: 0 0 40px var(--accent-glow), 0 0 80px rgba(201,168,76,0.1), inset 0 2px 8px rgba(255,255,255,0.2); }
}

/* ── Cards ── */
.card-section {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  max-width: 1100px;
  margin: 2rem auto;
  padding: 0 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.card p {
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* ── Contract Section ── */
.contract-section {
  position: relative;
  z-index: 1;
  max-width: 700px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.contract-section h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  text-align: center;
}

.contract-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.contract-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  gap: 1rem;
}

.contract-row:last-of-type {
  border-bottom: none;
}

.address-row {
  flex-direction: column;
  align-items: flex-start;
}

.label {
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}

.value {
  font-weight: 600;
  font-size: 0.95rem;
}

.address-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  width: 100%;
}

code#contract-address {
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
  color: var(--accent-light);
  word-break: break-all;
  flex: 1;
}

.copy-btn {
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  color: var(--accent-light);
  padding: 0.35rem 0.9rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.copy-btn:hover {
  background: var(--accent);
  color: var(--bg);
}

.etherscan-btn {
  display: block;
  text-align: center;
  padding: 1rem;
  background: linear-gradient(135deg, var(--accent) 0%, #4a7a18 100%);
  color: #000;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: opacity 0.2s;
}

.etherscan-btn:hover {
  opacity: 0.85;
}

/* ── Footer ── */
footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-symbol {
  color: var(--accent);
  font-weight: 700;
}

/* ── Responsive ── */
@media (max-width: 700px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 4rem 1.5rem 3rem;
  }

  .tagline {
    margin: 0 auto;
  }

  .contract-row {
    flex-direction: column;
    align-items: flex-start;
  }

  nav {
    gap: 1rem;
  }
}