:root {
  --color-bg: #040404;
  --color-bg-alt: #0b0b0b;
  --color-surface: rgba(16, 16, 16, 0.9);
  --color-surface-alt: rgba(30, 30, 30, 0.85);
  --color-text: #f1f1f1;
  --color-muted: rgba(241, 241, 241, 0.65);
  --color-accent: #107c10;
  --color-accent-soft: rgba(16, 124, 16, 0.25);
  --color-highlight: #ff6600;
  --shadow-soft: 0 18px 40px rgba(0, 0, 0, 0.45);
  --shadow-button: 0 12px 24px rgba(16, 124, 16, 0.35);
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, rgba(16, 124, 16, 0.25), transparent 45%),
    radial-gradient(circle at bottom right, rgba(255, 102, 0, 0.18), transparent 40%),
    linear-gradient(135deg, var(--color-bg), var(--color-bg-alt));
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

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

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

.page-wrapper {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

main {
  flex: 1;
}

.container {
  width: min(92%, var(--max-width));
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(4, 4, 4, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.brand {
  font-family: "Bungee", cursive;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.brand::before {
  content: "";
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 0.3rem;
  background: linear-gradient(135deg, var(--color-accent), var(--color-highlight));
  box-shadow: 0 0 18px rgba(16, 124, 16, 0.65);
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.nav-links a {
  position: relative;
  color: var(--color-muted);
  transition: color 0.3s ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--color-accent), var(--color-highlight));
  transition: transform 0.3s ease;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--color-text);
}

.nav-links a:hover::after,
.nav-links a:focus::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.hero {
  padding: 6rem 0 4rem;
}

.hero .container {
  display: grid;
  gap: 3rem;
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.hero-text h1 {
  font-family: "Bungee", cursive;
  font-size: clamp(2.75rem, 5vw, 3.6rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-text p {
  color: var(--color-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.75rem;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}

.button.primary {
  background: linear-gradient(135deg, var(--color-accent), #1fa21f);
  color: #fff;
  box-shadow: var(--shadow-button);
}

.button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 35px rgba(16, 124, 16, 0.45);
}

.button.secondary {
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.03);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.07);
}

.highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(255, 102, 0, 0.12);
  color: var(--color-highlight);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.section {
  padding: 4rem 0;
}

.section-header {
  max-width: 680px;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-family: "Bungee", cursive;
  font-size: clamp(2rem, 4vw, 2.6rem);
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.75rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 1.5rem;
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(16, 124, 16, 0.3), transparent 55%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.card:hover::before {
  opacity: 1;
}

.card h3 {
  font-family: "Bungee", cursive;
  font-size: 1.4rem;
  color: #fff;
}

.card p {
  color: var(--color-muted);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: rgba(16, 124, 16, 0.16);
  color: #d8ffd8;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.callout {
  background: linear-gradient(135deg, rgba(16, 124, 16, 0.35), rgba(255, 102, 0, 0.2));
  border-radius: 2rem;
  padding: 3rem;
  text-align: center;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.callout h3 {
  font-family: "Bungee", cursive;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.callout p {
  color: var(--color-muted);
  margin-bottom: 2rem;
}

.timeline {
  display: grid;
  gap: 1.5rem;
}

.timeline-item {
  border-left: 3px solid rgba(16, 124, 16, 0.35);
  padding-left: 1.5rem;
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -0.85rem;
  top: 0.25rem;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: var(--color-highlight);
  box-shadow: 0 0 0 6px rgba(255, 102, 0, 0.15);
}

.timeline-item h4 {
  font-family: "Bungee", cursive;
  font-size: 1.2rem;
}

.timeline-item span {
  color: var(--color-muted);
  font-size: 0.9rem;
  display: inline-block;
  margin-bottom: 0.35rem;
}

.model-section {
  display: grid;
  gap: 2.5rem;
}

.model-highlight {
  display: grid;
  gap: 2rem;
  align-items: center;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.model-highlight .specs {
  background: var(--color-surface-alt);
  padding: 2rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.spec-list {
  display: grid;
  gap: 0.8rem;
}

.spec-list li {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
}

.spec-list span {
  color: var(--color-muted);
}

.footer {
  padding: 3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(4, 4, 4, 0.92);
}

.footer .container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--color-text);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

@media (max-width: 640px) {
  .nav-links {
    gap: 1rem;
    font-size: 0.8rem;
  }

  .hero {
    padding-top: 5rem;
  }

  .model-highlight {
    grid-template-columns: 1fr;
  }
}