:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #55556a;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-glow: rgba(108, 92, 231, 0.15);
  --gradient: linear-gradient(135deg, #6c5ce7 0%, #fd79a8 50%, #fdcb6e 100%);
  --border: #1e1e2e;
  --radius: 12px;
  --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: 1.6;
  overflow-x: hidden;
}

/* ===== SITE NAV ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.5px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 7px;
  transition: color 0.15s;
}

.nav-link:hover {
  color: var(--fg);
}

.nav-cta {
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 7px;
  transition: opacity 0.15s;
}

.nav-cta:hover {
  opacity: 0.88;
}

/* ===== 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;
  padding: 6px 16px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--accent-light);
  border: 1px solid rgba(108, 92, 231, 0.3);
  border-radius: 100px;
  margin-bottom: 32px;
  background: var(--accent-glow);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 28px;
  color: var(--fg);
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-cta-btn {
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: 10px;
  transition: opacity 0.15s, transform 0.1s;
}

.hero-cta-btn:hover {
  opacity: 0.88;
}

.hero-cta-btn:active {
  transform: scale(0.98);
}

.hero-cta-link {
  font-size: 14px;
  color: var(--fg-muted);
  text-decoration: none;
  font-weight: 500;
}

.hero-cta-link:hover {
  color: var(--fg);
}

.closing-cta {
  margin-bottom: 32px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 13px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 24px;
  background: var(--bg);
}

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

.section-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-light);
  margin-bottom: 48px;
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.3s ease;
}

.problem-card:hover {
  border-color: rgba(108, 92, 231, 0.3);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--accent-light);
  margin-bottom: 20px;
  opacity: 0.7;
}

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

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

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

.features-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 64px;
  color: var(--fg);
}

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

.feature-row {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}

.feature-number {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--fg-dim);
  padding-top: 4px;
  flex-shrink: 0;
  width: 32px;
}

.feature-content h4 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--fg);
}

.feature-content p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== HOW ===== */
.how {
  padding: 100px 24px;
  background: var(--bg);
}

.how-inner {
  max-width: 700px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 48px;
}

.how-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
}

.step-marker {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent-glow);
  border: 1px solid rgba(108, 92, 231, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--accent-light);
  flex-shrink: 0;
}

.step-content {
  padding-top: 6px;
}

.step-content h4 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--fg);
}

.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

.how-connector {
  width: 1px;
  height: 32px;
  background: var(--border);
  margin-left: 20px;
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  background: var(--bg-elevated);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(30px, 4.5vw, 48px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 20px;
  color: var(--fg);
}

.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 40px;
}

.closing-tagline {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 40px 24px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--fg);
}

.footer-note {
  font-size: 13px;
  color: var(--fg-dim);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 80px 20px 60px;
  }

  .hero h1 {
    letter-spacing: -1px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .problem, .features, .how, .closing {
    padding: 64px 20px;
  }

  .feature-row {
    flex-direction: column;
    gap: 8px;
  }

  .feature-number {
    width: auto;
  }

  .how-step {
    gap: 16px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}