:root {
  --green: #0b3d2c;
  --green-mid: #145239;
  --green-soft: #1f6b4a;
  --green-tint: #e8f2ed;
  --green-glow: rgba(11, 61, 44, 0.12);
  --ink: #0d1f18;
  --ink-soft: #243830;
  --muted: #4d655a;
  --muted-2: #6d8579;
  --line: #d4e3db;
  --bg: #f4f8f5;
  --surface: #ffffff;
  --radius-pill: 999px;
  --radius-card: 14px;
  --max: 1120px;
  --font: "Plus Jakarta Sans", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(31, 107, 74, 0.18), transparent 55%),
    radial-gradient(900px 500px at -10% 20%, rgba(11, 61, 44, 0.12), transparent 50%),
    linear-gradient(180deg, #eef6f1 0%, var(--bg) 35%, #edf5f0 100%);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

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

img,
svg {
  display: block;
  max-width: 100%;
}

strong {
  font-weight: 700;
  color: var(--ink);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 1.1rem 2rem;
  background: rgba(244, 248, 245, 0.88);
  backdrop-filter: blur(12px);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  flex-shrink: 0;
  justify-self: start;
  color: var(--green);
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 0 0 1.5px rgba(11, 61, 44, 0.18);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  justify-self: center;
}

.nav a {
  color: var(--muted-2);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav a:hover {
  color: var(--green);
}

.btn-nav {
  flex-shrink: 0;
  justify-self: end;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0.72rem 1.35rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--green);
  color: #fff;
}

.btn-primary:hover {
  background: var(--green-mid);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.7);
  border-color: var(--line);
  color: var(--green);
}

.btn-ghost:hover {
  border-color: var(--green);
  background: #fff;
}

.btn-lg {
  padding: 0.9rem 1.6rem;
  font-size: 1rem;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1.5px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
}

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.5rem 1.25rem 1.25rem;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 248, 245, 0.98);
}

.mobile-nav a:not(.btn) {
  color: var(--muted);
  font-weight: 600;
  padding: 0.35rem 0;
}

.mobile-nav[hidden] {
  display: none !important;
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--green-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2.6rem, 5.2vw, 4.15rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.035em;
  color: var(--ink);
}

.hero h1 span {
  color: var(--green);
}

.lede {
  margin: 0 0 1.75rem;
  max-width: 34rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.contract {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  max-width: 34rem;
  padding: 0.55rem 0.55rem 0.55rem 1.15rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 28px var(--green-glow);
}

.contract-label {
  flex-shrink: 0;
  color: var(--muted-2);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contract-address {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink-soft);
}

.copy-btn {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: none;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease;
}

.copy-btn:hover {
  background: var(--green-mid);
  transform: scale(1.05);
}

.hero-art {
  display: flex;
  justify-content: center;
}

.brand-mark {
  width: min(100%, 440px);
  aspect-ratio: 1;
  border-radius: 18px;
  overflow: hidden;
  background: #0b3d2c;
  box-shadow: 0 22px 60px rgba(11, 61, 44, 0.28);
  animation: float-in 0.8s ease both;
}

.hero-illustration {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

@keyframes float-in {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.section {
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 4.5rem 2rem;
}

.section-label {
  margin: 0 0 0.65rem;
  color: var(--green-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.85rem, 3.2vw, 2.55rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--ink);
}

.section-intro {
  margin: 0 0 2.25rem;
  max-width: 40rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.section-intro strong {
  color: var(--green);
}

/* Concept */
.concept-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1.25rem;
}

.concept-block {
  padding: 1.75rem 1.6rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.78);
}

.concept-block.highlight {
  background: linear-gradient(160deg, var(--green-tint) 0%, #fff 65%);
  border-color: #b7d4c5;
}

.concept-block h3 {
  margin: 0 0 0.75rem;
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.concept-block p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* How it works */
.flywheel {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.85rem;
  align-items: stretch;
}

.step-card,
.buy-card {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.35rem 1.2rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.82);
}

.step-card h3,
.buy-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.step-card p,
.buy-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.step-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 800;
}

.flywheel-arrow {
  display: grid;
  place-items: center;
  color: var(--green-soft);
  font-size: 1.35rem;
  font-weight: 700;
  padding-top: 0.2rem;
}

/* Tokenomics */
.token-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.token-stat {
  padding: 1.75rem 1.25rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-card);
  text-align: center;
  background: rgba(255, 255, 255, 0.82);
}

.token-value {
  margin: 0 0 0.35rem;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--green);
  line-height: 1;
}

.token-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

/* How to buy */
.buy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.buy-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Footer */
.site-footer {
  max-width: calc(var(--max) + 4rem);
  margin: 0 auto;
  padding: 2.5rem 2rem 3.5rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  color: var(--green);
}

.footer-brand .logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.site-footer p {
  margin: 0;
  color: var(--muted-2);
  font-size: 0.88rem;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.65rem 1.1rem;
  border-radius: var(--radius-pill);
  background: var(--green);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 100;
  animation: float-in 0.2s ease;
}

.toast[hidden] {
  display: none !important;
}

/* Responsive */
@media (max-width: 980px) {
  .site-header {
    display: flex;
    justify-content: space-between;
  }

  .nav,
  .btn-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .mobile-nav:not([hidden]) {
    display: flex;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 1.5rem;
  }

  .hero-art {
    order: -1;
  }

  .brand-mark {
    width: min(100%, 340px);
  }

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

  .flywheel-arrow {
    transform: rotate(90deg);
    padding: 0;
    line-height: 1;
  }

  .concept-grid,
  .token-grid,
  .buy-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 641px) and (max-width: 980px) {
  .buy-grid,
  .token-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .hero h1 {
    font-size: 2.35rem;
  }

  .logo-mark {
    width: 36px;
    height: 36px;
  }

  .contract {
    padding-left: 0.9rem;
  }

  .contract-address {
    font-size: 0.68rem;
  }
}