html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: "Montserrat", sans-serif;
  text-align: center;
  margin: 0;
  color: var(--brand-base, #123a5a);
  line-height: 1.6;
  height: 100vh;
  display: flex;
  justify-content: center;
  /* horizontal */
  align-items: center;
  /* vertical */
  flex-direction: column;
  background: white;
}

a {
  text-decoration: none;
}

a:link {
  color: var(--accent-purple, #9131e1); /* unclicked */
}

a:visited {
  color: var(--accent-orange, #ff7a00); /* clicked */
}

a:hover {
  color: var(--accent-pink, #e6007a);
}

a:active {
  color: var(--accent-purple, #9131e1);
}

a:focus-visible,
.cta-button:focus-visible {
  outline: 3px solid var(--accent-orange, #ff8a00);
  outline-offset: 3px;
}

.main-content, .main-row-2 {
  flex: 1;
  display: grid;
  gap: 2rem;
  align-items: center;
  align-content: end;
  width: min(1200px, 100%);
  padding: 2rem 2rem 0;
}

.main-content {
  grid-template-rows: 2fr 2fr;
}

.main-row-2 {

  grid-template-columns: 2fr 1fr 2fr;
}

.center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-section {
  text-align: center;
  max-width: 480px;
  padding: 2rem;
}

.logo {
  max-width: 60px;
  width: 100%;
  height: auto;
  object-fit: contain;
  margin-bottom: 1rem;
}

.site-title {
  margin: 0.5rem 0 1.5rem;
}

.cta-button {
  display: inline-block;
  padding: 0.75rem 1.5rem;
}

.about-section,
.contact-section {
  text-align: left;
  max-width: 360px;
  padding: 2rem;
  background: var(--ui-light, #f5f7fa);
  border-radius: 16px;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.about-section h2,
.contact-section h2 {
  margin: 0 0 0.75rem;
}

.about-section p,
.contact-section p {
  margin: 0 0 1.5rem;
  color: var(--brand-base, #123a5a);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.contact-cta {
  background: var(--brand-base, #123a5a);
  color: var(--ui-light, #f5f7fa);
  text-align: center;
}

.contact-cta:link,
.contact-cta:visited,
.contact-cta:hover,
.contact-cta:active {
  color: var(--ui-light, #f5f7fa);
}

.floor-wrap {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  margin-top: 0;
}

.floor {
  position: absolute;
  inset: -20% 0 0;
  background:
    repeating-linear-gradient(
      0deg,
      #33afd3 0,
      #33afd3 2px,
      transparent 2px,
      transparent 20px
    ),
    repeating-linear-gradient(
            100deg,
      #20d6d1 0,
      #20d6d1 2px,
      transparent 2px,
      transparent 20px
    );
  /*background-size: 20px 20px;*/
  animation: move 0.9s linear infinite;
  transform: scale(2) perspective(300px) rotateX(75deg);
  transform-origin: top center;
  will-change: background-position, transform;  filter: blur(1px);
  opacity: 0.1;
}

/*.floor::after {*/
/*  content: "";*/
/*  position: absolute;*/
/*  inset: -30% -10% 0;*/
/*  background:*/
/*    radial-gradient(circle at 50% 20%, rgba(51, 175, 211, 0.35), transparent 55%),*/
/*    radial-gradient(circle at 50% 40%, rgba(32, 214, 209, 0.35), transparent 60%);*/
/*  filter: blur(1px);*/
/*  opacity: 0.1;*/
/*  pointer-events: none;*/
/*}*/

@keyframes move {
  to { background-position: 0 -20px, 20px 0; }
}

@media (prefers-reduced-motion: reduce) {
  .floor {
    animation: none;
  }
}


@media (max-width: 768px) {
  .main-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 1.5rem;
  }

  .center {
    order: 1;
  }

  .about-section {
    order: 2;
  }

  .contact-section {
    order: 3;
  }

  .about-section,
  .contact-section {
    text-align: center;
    max-width: 100%;
  }

}

@media (max-width: 1000px) {
  .floor-wrap {
    display: none;
  }

  .center {
    order: 1;
  }

  .about-section {
    order: 2;
  }

  .contact-section {
    order: 3;
  }

  .main-content {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 1.75rem;
    width: 100%;
    padding: 2rem 1.5rem;
  }

  .about-section,
  .contact-section {
    max-width: 520px;
    margin: 0 auto;
  }
}

@media (max-width: 600px) {
  .main-content {
    padding: 1.5rem 1rem;
  }

  .hero-section,
  .about-section,
  .contact-section {
    padding: 1.5rem;
  }

  .logo {
    max-width: 48px;
  }
}