:root {
  --bg: #f7f7fb;
  --surface: #ffffff;
  --text: #20202a;
  --muted: #666675;
  --accent: #6670b8;
  --accent-dark: #4d579c;
  --border: #e4e4ee;
  --shadow: 0 12px 35px rgba(35, 35, 60, .08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; }
.container { width: min(1100px, calc(100% - 40px)); margin: auto; }
header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(247,247,251,.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
nav { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font-weight: 800; text-decoration: none; letter-spacing: -.02em; }
.nav-links { display: flex; gap: 22px; flex-wrap: wrap; }
.nav-links a { text-decoration: none; color: var(--muted); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--accent-dark); }
.hero { padding: 110px 0 80px; }
.eyebrow { color: var(--accent-dark); text-transform: uppercase; letter-spacing: .12em; font-weight: 800; font-size: .8rem; }
h1 { font-size: clamp(2.8rem, 7vw, 5.8rem); line-height: .98; letter-spacing: -.055em; margin: 14px 0 24px; max-width: 850px; }
.hero p { max-width: 700px; color: var(--muted); font-size: 1.15rem; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.button {
  display: inline-block; padding: 12px 18px; border-radius: 10px;
  background: var(--accent); color: white; text-decoration: none; font-weight: 750;
}
.button.secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
section { padding: 75px 0; }
.section-heading { margin-bottom: 30px; }
.section-heading h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.035em; margin: 0 0 8px; }
.section-heading p { color: var(--muted); margin: 0; max-width: 700px; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  display: flex; flex-direction: column; min-height: 330px;
  padding: 28px; border-radius: 18px; background: var(--surface);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  text-decoration: none; transition: transform .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: #c8c9de; }
.card .number { font-size: .8rem; font-weight: 800; color: var(--accent-dark); letter-spacing: .1em; }
.card h3 { font-size: 1.55rem; line-height: 1.15; margin: 45px 0 12px; letter-spacing: -.025em; }
.card p { color: var(--muted); margin: 0; }
.card .link { margin-top: auto; padding-top: 35px; font-weight: 800; color: var(--accent-dark); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; }
.panel { padding: 30px; border-radius: 18px; background: var(--surface); border: 1px solid var(--border); }
.panel h3 { margin-top: 0; }
.tags { display: flex; gap: 10px; flex-wrap: wrap; }
.tag { padding: 7px 11px; background: #eeeeF7; border-radius: 999px; font-size: .9rem; font-weight: 650; }
footer { padding: 40px 0; border-top: 1px solid var(--border); color: var(--muted); }
.project-hero { padding: 90px 0 45px; }
.project-hero h1 { font-size: clamp(2.5rem, 6vw, 4.8rem); }
.meta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 25px; }
.content { max-width: 800px; padding-bottom: 80px; }
.content h2 { margin-top: 50px; font-size: 1.8rem; }
.placeholder {
  padding: 28px; border: 1px dashed #b9bacb; border-radius: 14px;
  background: #fbfbfd; color: var(--muted);
}
.back { display: inline-block; margin-top: 30px; color: var(--accent-dark); font-weight: 750; text-decoration: none; }
@media (max-width: 800px) {
  .grid, .two-col { grid-template-columns: 1fr; }
  .hero { padding-top: 75px; }
  nav { align-items: flex-start; padding: 18px 0; }
  .nav-links { justify-content: flex-end; gap: 12px; }
}