:root {
  --mx: 56rem;            /* content max-width */
  --gap: 1.25rem;
  --fg: #111;
  --muted: #555;
  --bg: #fff;
  --accent: #000;         /* link underline color */
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); font: 16px/1.55 system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; }
a { color: inherit; text-decoration: none; border-bottom: 1px solid transparent; }
a:hover { border-bottom-color: var(--accent); }

.container { max-width: var(--mx); margin: 0 auto; padding: 0 1rem; }

/* --- Cards under the hero --- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); gap: var(--gap); margin: 3rem auto; }
.card { display: grid; gap: .25rem; padding: 1.25rem 1rem; border: 1px solid #e7e7e7; border-radius: 14px; transition: transform .1s ease, box-shadow .1s ease, border-color .1s ease; }
.card-title { font-weight: 600; }
.card-desc { color: var(--muted); font-size: .95rem; }
.card:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,.06); border-color: #ddd; }

.footer { border-top: 1px solid #eee; margin-top: 3rem; }
.footer p { margin: 0; padding: 1.25rem; text-align: center; color: var(--muted); font-size: .95rem; }

/* --- Hero slider (image-first header) --- */
.hero { position: relative; width: 100%; }
.hero-slider { position: relative; height: clamp(340px, 65vh, 720px); overflow: hidden; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease; }
.hero-slide.is-active { opacity: 1; }
.hero-slide img { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }

/* Overlayed title/tagline on the image
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.45), rgba(0,0,0,.10) 40%, rgba(0,0,0,0) 70%); display: grid; place-items: center; text-align: center; padding: 2rem; }
.hero-overlay .lab-title { color: #fff; font-size: clamp(2rem, 5vw, 3.5rem); margin: 0 0 .75rem; letter-spacing: -0.01em; text-shadow: 0 2px 14px rgba(0,0,0,.35); }
.hero-overlay .lab-tagline { margin: 0; font-size: clamp(1rem, 2.2vw, 1.25rem); color: #f4f4f4; text-shadow: 0 1px 10px rgba(0,0,0,.25); } */

.hero-caption {
  text-align: center;
  margin: 2rem auto 0;
}
.hero-caption .lab-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
}
.hero-caption .lab-tagline {
  font-size: 1.1rem;
  color: var(--muted);
  margin: 0;
}

/* Dots */
.hero-dots { position: absolute; left: 50%; transform: translateX(-50%); bottom: 14px; display: flex; gap: .5rem; }
.hero-dots .dot { width: 10px; height: 10px; border-radius: 999px; border: 1px solid rgba(255,255,255,.9); background: rgba(255,255,255,.3); padding: 0; cursor: pointer; }
.hero-dots .dot.is-active { background: rgba(255,255,255,.95); }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-slide { transition: none; }
}
.top-banner {
  background: #222;           /* dark background */
  color: #fff;                /* white text */
  text-align: center;
  padding: 0.4rem 1rem;
  font-size: 0.95rem;
  font-weight: 500;
}