:root {
  --bg: #0c0a09;
  --bg-elevated: #1c1917;
  --bg-card: #292524;
  --fg: #fafaf9;
  --fg-muted: #a8a29e;
  --fg-dim: #78716c;
  --accent: #d97706;
  --accent-light: #f59e0b;
  --accent-glow: rgba(217, 119, 6, 0.15);
  --border: #44403c;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-inner {
  max-width: 800px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 100px;
  padding: 8px 20px;
  margin-bottom: 40px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

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

.hero .lede {
  font-size: 19px;
  color: var(--fg-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-gradient {
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  z-index: 1;
  pointer-events: none;
}

/* ===== HERO ACTIONS ===== */
.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-top: 40px;
}

.hero-cta-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #0c0a09;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  padding: 14px 32px;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 20px rgba(217, 119, 6, 0.3);
}

.hero-cta-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(217, 119, 6, 0.4);
}

.hero-cta-secondary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--fg-muted);
  border: 1px solid var(--border);
  padding: 13px 28px;
  border-radius: 8px;
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.hero-cta-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.hero-cta-note {
  width: 100%;
  text-align: center;
  font-size: 13px;
  color: var(--fg-dim);
  margin-top: -4px;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 120px 24px;
  border-top: 1px solid var(--border);
}

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

.problem-label,
.features-label,
.how-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 60px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 28px;
}

.problem-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.3;
}

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== FEATURES ===== */
.features {
  padding: 120px 24px;
  border-top: 1px solid var(--border);
}

.features-inner {
  max-width: 800px;
  margin: 0 auto;
}

.features h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 64px;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.feature-row {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.feature-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--accent-glow);
  border: 1px solid var(--accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  color: var(--accent);
}

.feature-content h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-content p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== HOW (COMPARISON) ===== */
.how {
  padding: 120px 24px;
  border-top: 1px solid var(--border);
}

.how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.how-comparison {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-top: 48px;
}

.how-column {
  flex: 1;
  padding: 40px 32px;
  border-radius: 16px;
}

.how-before {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
}

.how-after {
  background: linear-gradient(135deg, rgba(217, 119, 6, 0.1) 0%, rgba(245, 158, 11, 0.05) 100%);
  border: 1px solid var(--accent);
}

.how-column h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 24px;
}

.how-before h3 {
  color: var(--fg-dim);
}

.how-after h3 {
  color: var(--accent-light);
}

.how-column ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.how-column li {
  font-size: 15px;
  line-height: 1.5;
  padding-left: 20px;
  position: relative;
}

.how-before li {
  color: var(--fg-dim);
}

.how-before li::before {
  content: '\2212';
  position: absolute;
  left: 0;
  color: var(--fg-dim);
}

.how-after li {
  color: var(--fg-muted);
}

.how-after li::before {
  content: '+';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 600;
}

.how-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
}

.how-arrow {
  font-size: 28px;
  color: var(--accent);
}

/* ===== CLOSING ===== */
.closing {
  padding: 140px 24px;
  text-align: center;
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
}

.closing-inner {
  position: relative;
  z-index: 2;
  max-width: 750px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}

.closing .accent {
  color: var(--accent);
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-dim);
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: 800px;
  margin: 0 auto;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.footer-tagline {
  font-size: 14px;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-row {
    flex-direction: column;
    gap: 16px;
  }

  .feature-icon {
    width: 44px;
    height: 44px;
    font-size: 18px;
  }

  .how-comparison {
    flex-direction: column;
    gap: 16px;
  }

  .how-divider {
    padding: 8px 0;
  }

  .how-arrow {
    transform: rotate(90deg);
  }

  .hero {
    min-height: 70vh;
    padding: 100px 20px 60px;
  }

  .hero .lede {
    font-size: 17px;
  }

  .problem,
  .features,
  .how,
  .closing {
    padding: 80px 20px;
  }
}