:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --fg-dim: #55556a;
  --accent: #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --accent-glow: rgba(0, 212, 170, 0.25);
  --warning: #ff6b4a;
  --warning-dim: rgba(255, 107, 74, 0.12);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 12px;
  --radius-sm: 8px;
  --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);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 80px 24px 60px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 80% 80%, rgba(255, 107, 74, 0.08) 0%, transparent 50%),
    var(--bg);
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-dim);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
  margin-bottom: 32px;
  border: 1px solid rgba(0, 212, 170, 0.15);
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 700;
  max-width: 800px;
  margin-bottom: 24px;
  color: var(--fg);
}

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

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--fg-muted);
  max-width: 580px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 40px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.stat { text-align: center; }

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--fg-muted);
  max-width: 160px;
}

.stat-divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

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

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

.problem h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
  margin-bottom: 56px;
  color: var(--fg);
}

.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: 32px 28px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(255, 107, 74, 0.3);
}

.problem-icon {
  font-size: 28px;
  margin-bottom: 16px;
  filter: grayscale(0.3);
}

.problem-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--warning);
}

.problem-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.55;
}

/* === SERVICES === */
.services {
  padding: 100px 24px;
  background:
    radial-gradient(ellipse 50% 40% at 20% 0%, rgba(0, 212, 170, 0.06) 0%, transparent 60%),
    var(--bg-elevated);
}

.services-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.services-header {
  margin-bottom: 56px;
}

.services-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 16px;
}

.services-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 520px;
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}

.service-card:hover {
  border-color: rgba(0, 212, 170, 0.2);
  transform: translateY(-2px);
}

.service-card.featured {
  border-color: rgba(0, 212, 170, 0.3);
  background:
    linear-gradient(135deg, rgba(0, 212, 170, 0.04) 0%, transparent 60%),
    var(--bg-card);
  grid-column: span 1;
}

.service-tag {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 100px;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--fg);
}

.service-card p {
  font-size: 14.5px;
  color: var(--fg-muted);
  line-height: 1.55;
}

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

.how-inner {
  max-width: 720px;
  margin: 0 auto;
}

.how-it-works h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  text-align: center;
  margin-bottom: 64px;
}

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

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

.step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.35;
  line-height: 1;
  flex-shrink: 0;
  width: 56px;
}

.step-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--fg);
}

.step-content p {
  color: var(--fg-muted);
  font-size: 15.5px;
}

/* === INDUSTRIES === */
.industries {
  padding: 80px 24px;
  background: var(--bg-elevated);
  text-align: center;
}

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

.industries h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  margin-bottom: 36px;
}

.industry-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.industry-tag {
  display: inline-block;
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
  transition: border-color 0.2s, background 0.2s;
}

.industry-tag:hover {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.industries-note {
  color: var(--fg-dim);
  font-size: 15px;
  font-style: italic;
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(0, 212, 170, 0.08) 0%, transparent 70%),
    var(--bg);
}

.closing-inner {
  max-width: 640px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 24px;
  color: var(--fg);
}

.closing-text {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

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

.footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 4px;
}

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

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .hero { padding: 60px 20px 40px; min-height: auto; }
  .hero-stats { flex-direction: column; gap: 20px; padding: 24px 28px; }
  .stat-divider { width: 48px; height: 1px; }
  .stat-label { max-width: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .step { flex-direction: column; gap: 12px; }
  .step-num { font-size: 1.8rem; }
}

@media (max-width: 480px) {
  body { font-size: 16px; }
  .hero h1 { font-size: 1.8rem; }
  .hero-stats { padding: 20px; }
  .stat-number { font-size: 1.6rem; }
}