:root {
  --bg: #0a0f1a;
  --bg-section: #0e1425;
  --bg-card: #141c2e;
  --fg: #e8ecf4;
  --fg-muted: #8b95a8;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.15);
  --border: rgba(139, 149, 168, 0.12);
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* HERO */
.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 10% 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 32px;
  padding: 6px 16px;
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: 100px;
  display: inline-block;
  width: fit-content;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  max-width: 700px;
}

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

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: fit-content;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--fg);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

/* SECTION TAG */
.section-tag {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 16px;
}

/* HOW IT WORKS */
.how {
  padding: 100px 10%;
  background: var(--bg-section);
}

.how-header {
  margin-bottom: 64px;
}

.how-header h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.how-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.step { position: relative; }

.step-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: rgba(59, 130, 246, 0.1);
  line-height: 1;
  margin-bottom: 16px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.step p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* SERVICES */
.services {
  padding: 100px 10%;
}

.services h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.services-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 500px;
  margin-bottom: 56px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  transition: border-color 0.2s;
}

.service-card:hover {
  border-color: rgba(59, 130, 246, 0.35);
}

.service-icon {
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 20px;
  display: block;
}

.service-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.service-card p {
  color: var(--fg-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* PROMISE */
.promise {
  padding: 100px 10%;
  background: var(--bg-section);
}

.promise-content { max-width: 720px; }

.promise h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

.promise-points {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.promise-point {
  padding-left: 24px;
  border-left: 2px solid var(--accent);
}

.promise-point h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.promise-point p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* CLOSING */
.closing {
  padding: 120px 10%;
  text-align: center;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.closing-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.7;
}

/* FOOTER */
.site-footer {
  padding: 48px 10%;
  border-top: 1px solid var(--border);
}

.footer-content {
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}

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

.footer-email {
  color: var(--fg-muted);
  font-size: 0.85rem;
  margin-left: auto;
}

/* MOBILE */
@media (max-width: 768px) {
  .hero {
    padding: 80px 6% 60px;
    min-height: auto;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
    padding: 24px;
    width: 100%;
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }

  .how, .services, .promise, .closing {
    padding: 64px 6%;
  }

  .how-steps {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-email {
    margin-left: 0;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .closing h2 {
    font-size: 1.8rem;
  }
}