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

:root {
  --bg: #080810;
  --surface: #0f0f1a;
  --fg: #f0ede6;
  --muted: #6b6b82;
  --accent: #A8FF5E;
  --accent-dim: rgba(168, 255, 78, 0.12);
  --border: rgba(240, 237, 230, 0.08);
  --font-head: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* HERO */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 48px 100px;
  position: relative;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(168,255,78,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 0%, transparent 80%);
}

.hero-eyebrow {
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}

.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(56px, 8vw, 96px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-sub {
  font-size: 18px;
  line-height: 1.65;
  color: var(--muted);
  max-width: 560px;
  position: relative;
  z-index: 1;
  font-weight: 300;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 48px;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  font-family: var(--font-head);
  position: relative;
  z-index: 1;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 12px var(--accent); }
  50% { opacity: 0.6; box-shadow: 0 0 4px var(--accent); }
}

/* FEATURES */
.features {
  padding: 100px 48px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.feature-card {
  background: var(--surface);
  padding: 48px 40px;
  position: relative;
  transition: background 0.3s ease;
}

.feature-card:hover {
  background: #131320;
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border: 1px solid rgba(168, 255, 78, 0.2);
  margin-bottom: 28px;
}

.feature-card h3 {
  font-family: var(--font-head);
  font-size: 20px;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 14px;
}

.feature-card p {
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
  font-weight: 300;
}

/* CLOSING */
.closing {
  padding: 120px 48px;
  text-align: center;
}

.closing-inner {
  max-width: 760px;
  margin: 0 auto;
}

.closing-statement {
  font-family: var(--font-head);
  font-size: clamp(22px, 3.5vw, 36px);
  font-weight: 600;
  line-height: 1.35;
  color: var(--fg);
  letter-spacing: -0.01em;
}

/* FOOTER */
footer {
  padding: 32px 48px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: 0.05em;
}

.footer-tagline {
  font-size: 13px;
  color: var(--muted);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero { padding: 60px 28px 80px; }
  .features { padding: 64px 28px; }
  .closing { padding: 80px 28px; }
  footer { padding: 24px 28px; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-headline { font-size: 48px; }
}

@media (max-width: 480px) {
  .hero { padding: 48px 20px 64px; }
  .features { padding: 48px 20px; }
  .closing { padding: 64px 20px; }
  footer { padding: 20px; }
  .feature-card { padding: 36px 28px; }
  .hero-headline { font-size: 40px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}