:root {
  --bg: #f7f4ee;
  --surface: #ffffff;
  --ink: #1b1f23;
  --muted: #55606b;
  --line: #d8dde2;
  --brand: #0b57d0;
  --brand-2: #0a7d62;
  --warm: #f4b860;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "IBM Plex Sans", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, #fff0d8 0%, rgba(255, 240, 216, 0) 34%),
    radial-gradient(circle at 88% 2%, #dff0ff 0%, rgba(223, 240, 255, 0) 28%),
    var(--bg);
}

.site-nav {
  backdrop-filter: blur(8px);
  background: rgba(247, 244, 238, 0.9);
  border-bottom: 1px solid var(--line);
}

.brand-mark {
  width: 0.7rem;
  height: 0.7rem;
  display: inline-block;
  background: linear-gradient(130deg, var(--brand), var(--brand-2));
  border-radius: 999px;
  margin-right: 0.45rem;
}

.hero-shell {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 20px 45px rgba(17, 24, 39, 0.08);
}

.eyebrow {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 700;
}

.section-title {
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 700;
}

.feature-card,
.portfolio-card,
.service-card,
.about-block {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 10px 24px rgba(17, 24, 39, 0.06);
}

.portfolio-card:hover,
.service-card:hover {
  transform: translateY(-4px);
  transition: transform 0.18s ease;
}

.tag {
  border: 1px solid color-mix(in srgb, var(--brand), white 65%);
  color: var(--brand);
  padding: 0.22rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: color-mix(in srgb, var(--brand), white 92%);
}

.timeline-item {
  border-left: 3px solid var(--warm);
  padding-left: 0.9rem;
}

.cta-band {
  background: linear-gradient(128deg, #0d4fc1, #0d8a66);
  border-radius: 22px;
  color: #fff;
}

footer {
  color: var(--muted);
}