:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --soft: #f8fafc;
  --dark: #020617;
  --primary: #0f172a;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
}
.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.88);
  border-bottom: 1px solid rgba(226,232,240,0.8);
}
.nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-weight: 800;
  font-size: 1.3rem;
}
nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
}
.hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}
.eyebrow, .section-label {
  display: inline-block;
  font-size: .82rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #64748b;
  font-weight: 700;
}
h1 {
  font-size: clamp(2.6rem, 5vw, 4.7rem);
  line-height: 1.03;
  margin: 1rem 0 1.2rem;
}
.lead, .section-copy p, .card p, .portfolio-body p, .dark-card p, .cta-box p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.8;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}
.hero-actions.center { justify-content: center; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .95rem 1.35rem;
  border-radius: 16px;
  text-decoration: none;
  font-weight: 600;
  transition: .2s ease;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { opacity: .92; }
.btn-secondary, .btn-outline {
  border: 1px solid #cbd5e1;
  color: var(--text);
  background: #fff;
}
.btn-secondary:hover, .btn-outline:hover { background: var(--soft); }
.stats {
  margin-top: 2.2rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.stats strong {
  display: block;
  font-size: 1.6rem;
}
.stats span {
  color: #64748b;
  font-size: .95rem;
}
.dashboard-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 1rem;
  background: #fff;
  box-shadow: 0 25px 60px rgba(15,23,42,.08);
}
.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .8rem;
  margin-bottom: 1rem;
}
.metric-box, .chart-box {
  background: var(--soft);
  border-radius: 20px;
  padding: 1rem;
}
.metric-box small {
  display: block;
  color: #64748b;
  margin-bottom: .45rem;
}
.metric-box strong {
  display: block;
  font-size: 1.55rem;
}
.metric-box span {
  color: #059669;
  font-size: .92rem;
}
.chart-box { padding: 1.4rem; }
.bars {
  height: 220px;
  display: flex;
  align-items: end;
  gap: .8rem;
}
.bars span {
  flex: 1;
  border-radius: 18px 18px 0 0;
  background: linear-gradient(180deg, #334155, #0f172a);
}
.chart-box p {
  margin-top: 1rem;
  color: #64748b;
}
.section {
  padding: 5rem 0;
}
.section-alt {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-copy {
  max-width: 760px;
  margin-bottom: 2.2rem;
}
.section-copy h2, .cta-box h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: .8rem 0 1rem;
}
.grid {
  display: grid;
  gap: 1.2rem;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card, .portfolio-card {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #fff;
  overflow: hidden;
}
.card {
  padding: 1.4rem;
}
.card h3, .portfolio-body h3, .dark-card h3 {
  margin: 0 0 .6rem;
  font-size: 1.2rem;
}
.portfolio-image {
  min-height: 220px;
  display: grid;
  place-items: center;
  font-weight: 700;
  color: #475569;
  background: linear-gradient(135deg, #e2e8f0, #f8fafc);
}
.portfolio-body { padding: 1.4rem; }
.dark-section {
  background: var(--dark);
  color: #fff;
}
.light p, .light .section-label { color: #cbd5e1; }
.dark-card {
  border: 1px solid #1e293b;
  border-radius: 24px;
  padding: 1.4rem;
  background: #0b1220;
}
.dark-card span {
  color: #94a3b8;
  font-size: .92rem;
}
.dark-card p { color: #cbd5e1; }
.cta-box {
  border: 1px solid var(--line);
  border-radius: 32px;
  padding: 3rem;
  text-align: center;
  box-shadow: 0 16px 40px rgba(15,23,42,.05);
}
@media (max-width: 980px) {
  .hero-grid, .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; }
  .metric-row { grid-template-columns: 1fr; }
}
@media (max-width: 740px) {
  nav { display: none; }
  .hero-grid, .grid-3, .grid-4, .stats { grid-template-columns: 1fr; }
  .hero { padding-top: 3rem; }
  .section, .section-alt { padding: 4rem 0; }
  .cta-box { padding: 2rem 1.25rem; }
}