:root {
  --bg-deep: #0a0e1a;
  --bg-card: #111827;
  --bg-surface: #161d2e;
  --text-primary: #f0f2f5;
  --text-secondary: #8b95a8;
  --text-muted: #5a6478;
  --accent: #00e5c7;
  --accent-dim: rgba(0, 229, 199, 0.12);
  --accent-glow: rgba(0, 229, 199, 0.25);
  --warm: #f5a623;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

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

/* ---- HERO ---- */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 8% 4rem;
  position: relative;
  background: 
    radial-gradient(ellipse 60% 50% at 70% 20%, rgba(0, 229, 199, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(245, 166, 35, 0.04) 0%, transparent 60%),
    var(--bg-deep);
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.5rem 1.2rem;
  border-radius: 100px;
  border: 1px solid rgba(0, 229, 199, 0.15);
  margin-bottom: 2.5rem;
  width: fit-content;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 6.5rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 1.8rem;
  max-width: 800px;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 4rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.stat-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2rem;
  color: var(--accent);
  display: block;
}

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

.stat-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.08);
}

/* ---- SECTION TAG ---- */
.section-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

/* ---- PROBLEM ---- */
.problem {
  padding: 8rem 8%;
  background: var(--bg-deep);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.problem-left h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.problem-right {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.problem-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 12px;
  padding: 1.8rem 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(0, 229, 199, 0.2);
}

.problem-icon {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--warm);
  min-width: 2.2rem;
  height: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(245, 166, 35, 0.1);
  border-radius: 8px;
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.65;
}

/* ---- SERVICES ---- */
.services {
  padding: 8rem 8%;
  background:
    radial-gradient(ellipse 50% 40% at 80% 60%, rgba(0, 229, 199, 0.04) 0%, transparent 70%),
    var(--bg-surface);
}

.services h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 4rem;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.service-item {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: 16px;
  padding: 2.5rem;
  transition: transform 0.3s, border-color 0.3s;
}

.service-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 199, 0.15);
}

.service-number {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.service-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.service-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- HOW IT WORKS ---- */
.how {
  padding: 8rem 8%;
  background: var(--bg-deep);
}

.how h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 4rem;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 700px;
}

.how-step {
  display: flex;
  gap: 2.5rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  align-items: flex-start;
}

.how-step:last-child {
  border-bottom: none;
}

.step-marker {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.5rem;
  color: var(--accent);
  opacity: 0.3;
  min-width: 60px;
  line-height: 1;
}

.step-content h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
}

.step-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---- CLOSING ---- */
.closing {
  padding: 10rem 8%;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(0, 229, 199, 0.06) 0%, transparent 70%),
    var(--bg-surface);
}

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

.closing h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}

.closing-text {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 3rem 8%;
  border-top: 1px solid rgba(255,255,255,0.05);
  background: var(--bg-deep);
}

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

.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero {
    padding: 5rem 6% 3rem;
    min-height: 80vh;
  }

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

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

  .problem {
    padding: 5rem 6%;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .services {
    padding: 5rem 6%;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .how {
    padding: 5rem 6%;
  }

  .how-step {
    flex-direction: column;
    gap: 1rem;
  }

  .step-marker {
    font-size: 1.8rem;
  }

  .closing {
    padding: 6rem 6%;
  }

  .footer-inner {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .problem-left h2,
  .services h2,
  .how h2 {
    font-size: 1.8rem;
  }

  .closing h2 {
    font-size: 2rem;
  }
}