:root {
  --bg: #08091A;
  --fg: #FFFFFF;
  --fg-muted: #8A8AA0;
  --accent: #B8FF57;
  --accent-dim: rgba(184, 255, 87, 0.12);
  --surface: #11121F;
  --border: rgba(255,255,255,0.07);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.1;
}

h1 { font-size: clamp(2.6rem, 6vw, 4.2rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: 1.15rem; font-weight: 600; }

p { color: var(--fg-muted); line-height: 1.7; font-size: 1rem; }

em { font-style: normal; color: var(--accent); }

.section-label {
  font-family: 'Syne', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

/* NAV */
nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.8rem 5vw;
}
.wordmark {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.tagline {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
  border-left: 1px solid var(--border);
  padding-left: 0.75rem;
}

/* HERO */
.hero {
  position: relative;
  padding: 8rem 5vw 7rem;
  overflow: hidden;
}
.hero-inner { max-width: 900px; }
.hero-label {
  font-family: 'Syne', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.6rem;
  display: inline-block;
  border: 1px solid var(--accent);
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
}
.hero h1 {
  margin-bottom: 1.8rem;
  letter-spacing: -0.02em;
}
.hero .lede {
  font-size: 1.15rem;
  max-width: 600px;
  margin-bottom: 3.5rem;
}
.hero-glow {
  position: absolute;
  top: -120px;
  right: -80px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(184,255,87,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.stats-row {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 1rem;
  background: var(--surface);
  padding: 1.5rem 2rem;
  width: fit-content;
}
.stat { padding: 0 2rem; text-align: center; }
.stat:first-child { padding-left: 0; }
.stat-val {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--fg);
  display: block;
  line-height: 1;
}
.stat-unit {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
}
.stat-label {
  display: block;
  font-size: 0.72rem;
  color: var(--fg-muted);
  margin-top: 0.3rem;
  text-align: center;
}
.stat-div {
  width: 1px;
  height: 50px;
  background: var(--border);
}

/* PROBLEM */
.problem {
  padding: 7rem 5vw;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem h2 { margin-bottom: 3rem; max-width: 600px; }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5px;
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
}
.problem-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
}
.problem-icon {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.problem-card h3 { margin-bottom: 0.8rem; }

/* HOW IT WORKS */
.how { padding: 7rem 5vw; }
.how h2 { margin-bottom: 3.5rem; max-width: 550px; }
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
}
.step {
  padding: 2.5rem 2rem;
  background: var(--surface);
  border-right: 1px solid var(--border);
  position: relative;
}
.step:last-child { border-right: none; }
.step-num {
  font-family: 'Syne', sans-serif;
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-dim);
  line-height: 1;
  margin-bottom: 1rem;
  -webkit-text-stroke: 1px var(--accent);
}
.step h3 { margin-bottom: 0.7rem; }

/* FEATURES */
.features {
  padding: 7rem 5vw;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.features h2 { margin-bottom: 3rem; max-width: 600px; }
.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
}
.feature {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  padding: 1.8rem 2rem;
  border-bottom: 1px solid var(--border);
  border-right: 1px solid var(--border);
}
.feature:nth-child(even) { border-right: none; }
.feature-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 0.45rem;
}
.feature-text strong {
  display: block;
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.35rem;
}
.feature-text p { font-size: 0.88rem; line-height: 1.6; }

/* CLOSING */
.closing {
  padding: 8rem 5vw;
  text-align: center;
}
.closing h2 {
  margin-bottom: 1.8rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.closing p {
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto;
}

/* FOOTER */
footer {
  padding: 2rem 5vw;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--fg);
}
.footer-sub { font-size: 0.8rem; color: var(--fg-muted); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .stats-row { flex-direction: column; gap: 1.2rem; width: 100%; }
  .stat-div { width: 60px; height: 1px; }
  .problem-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--border); }
  .step:last-child { border-bottom: none; }
  .feature-list { grid-template-columns: 1fr; }
  .feature { border-right: none; }
  .hero { padding: 5rem 5vw 4rem; }
  .closing { padding: 5rem 5vw; }
}