:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e6e3;
  --fg-muted: #8a8693;
  --accent: #c4f542;
  --accent-dim: #a3cc37;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Space Grotesk', sans-serif;
  --border: #2a2a3a;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(196, 245, 66, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

.hero-tag {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.5;
}

/* ===== HERO CTA ===== */
.hero-cta-row {
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

.hero-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--accent);
  color: #0a0a0f;
  text-decoration: none;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.9rem 1.75rem;
  border-radius: 12px;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: -0.01em;
}

.hero-cta-btn:hover {
  background: var(--accent-dim);
  transform: translateY(-1px);
}

.hero-stat-row {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-num {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 600;
  color: var(--accent);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 0.25rem;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 6rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.problem-quote {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 500;
  line-height: 1.3;
  border-left: 3px solid var(--accent);
  padding-left: 1.5rem;
  margin-bottom: 2rem;
}

.problem p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 640px;
}

/* ===== HOW IT WORKS ===== */
.how {
  padding: 6rem 2rem;
  background: var(--bg-elevated);
}

.how-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.section-label {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.how h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  position: relative;
  transition: border-color 0.3s;
}

.step:hover {
  border-color: var(--accent);
}

.step-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.step p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* ===== FEATURES ===== */
.features {
  padding: 6rem 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.features h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.3s;
}

.feature-card:hover {
  border-color: var(--accent-dim);
}

.feature-icon {
  font-family: var(--mono);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

/* ===== CLOSING ===== */
.closing {
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(196, 245, 66, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.closing h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing p {
  color: var(--fg-muted);
  font-size: 1.15rem;
  max-width: 500px;
  margin: 0 auto;
}

/* ===== FOOTER ===== */
.footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  color: var(--fg-muted);
  font-size: 0.85rem;
  font-family: var(--mono);
}

/* ===== SCRIPT PREVIEW ===== */
.script-preview {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-top: 3rem;
  max-width: 640px;
  text-align: left;
}

.script-preview-header {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.script-line {
  margin-bottom: 0.75rem;
}

.script-line-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.script-line-text {
  font-size: 0.95rem;
  color: var(--fg);
  margin-top: 0.2rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .hero-stat-row {
    gap: 2rem;
  }
  .hero {
    padding: 4rem 1.5rem;
  }
  .problem, .how, .features, .closing {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}