/* Base reset + layout */
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
  margin: 0;
}

body {
  display: grid;
  place-items: center;
  background: linear-gradient(
    -45deg,
    #000000,
    #0d0d0f,
    #1a1a1d,
    #383e41,
    #0a0a0c,
    #000000
  );
  background-size: 500% 500%;
  animation: blackGrayFlash 40s ease-in-out infinite;
  color: #fff;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.45;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@keyframes blackGrayFlash {
  0% {
    background-position: 0% 50%;
  }
  25% {
    background-position: 50% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  75% {
    background-position: 50% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.brand,
.tagline,
.sub {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1); /* subtle depth */
}

.wrap {
  text-align: center;
  padding: 2rem;
  width: 100%;
  max-width: 760px;
}

.brand {
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.02em;
  font-weight: 800;
  font-size: clamp(2.25rem, 5vw + 1rem, 4.25rem);
}

.tagline {
  margin: 0 0 0.5rem 0;
  font-weight: 700;
  font-size: clamp(1.125rem, 1.2vw + 0.9rem, 1.5rem);
}

.sub {
  margin: 0 auto;
  max-width: 56ch;
  font-size: clamp(1rem, 0.9vw + 0.85rem, 1.15rem);
  opacity: 0.95;
}

.foot {
  position: fixed;
  bottom: 0.75rem;
  left: 0;
  right: 0;
  text-align: center;
  font-size: 0.9rem;
  opacity: 0.9;
}

.foot a {
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  margin: 0 0.25rem;
  transition: color 0.3s ease;
}

.foot a:hover,
.foot a:focus {
  text-decoration: underline;
  color: #38ef7d;
}

.site-header {
  position: fixed;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10;
}

/* Logo */
.logo {
  height: 25px;
  width: auto;
  display: block;
}

.logo-link {
  display: inline-block;
}

.careers-btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid #fff;
  border-radius: 999px;
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.careers-btn:hover,
.careers-btn:focus {
  background: #fff;
  color: #0f9b0f; /* solid green highlight on hover */
}

/* Accessibility: focus visible */
:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}

.products {
  margin-top: 2rem;
}

.products-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}
/* 
.products-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
}

.products-links a {
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: underline;
  padding: 0.5rem 1rem;
  transition: all 0.3s ease;
} */

.products-links a {
  position: relative;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  transition: all 0.3s ease;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.35);
}

.products-links a::after {
  content: "";
  position: absolute;
  left: 10%;
  bottom: -6px; /* push slightly lower */
  width: 80%;
  height: 6px;
  border-top: 3px solid #fff; /* use top border instead of bottom */
  border-radius: 50%; /* creates the arc */
  transform: rotate(2deg); /* slight tilt */
  opacity: 0.85;
  pointer-events: none;
  transition: all 0.3s ease;
}

.products-links a:hover::after,
.products-links a:focus::after {
  border-top-color: #38ef7d; /* green accent on hover */
  transform: rotate(-2deg) scaleX(1.05);
}

.products-title .icon {
  margin-right: 0.4rem;
}