/* Standalone business-card landing page. */
:root {
  color-scheme: light;
  --page: #f3f1eb;
  --ink: #222422;
  --green: #2eaa8d;
  --green-dark: #18856f;
  --line: rgba(35, 48, 43, 0.12);
  --shadow: 0 22px 60px rgba(27, 35, 32, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--page);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 14% 8%, rgba(46, 170, 141, 0.15), transparent 30rem),
    radial-gradient(circle at 88% 92%, rgba(46, 170, 141, 0.1), transparent 28rem),
    var(--page);
  font-family: "DM Sans", Arial, sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 72%);
}

.card-page {
  display: flex;
  width: min(calc(100% - 40px), 920px);
  min-height: 100vh;
  margin-inline: auto;
  padding: clamp(42px, 7vw, 88px) 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.card-stack {
  display: grid;
  width: 100%;
  min-width: 0;
  gap: clamp(24px, 4vw, 42px);
}

.business-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  min-width: 0;
  margin: 0;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: clamp(18px, 2.4vw, 28px);
  background: #deddd8;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(24px) scale(0.985);
  animation: card-enter 700ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.business-card--second {
  animation-delay: 130ms;
}

.business-card::after {
  position: absolute;
  inset: -70% auto -70% -38%;
  width: 26%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28), transparent);
  content: "";
  pointer-events: none;
  transform: rotate(16deg) translateX(-220%);
  transition: transform 850ms cubic-bezier(0.22, 1, 0.36, 1);
}

.business-card:hover {
  box-shadow: 0 28px 72px rgba(27, 35, 32, 0.18);
  transform: translateY(-4px);
}

.business-card:hover::after {
  transform: rotate(16deg) translateX(650%);
}

.business-card img {
  display: block;
  width: 100%;
  height: auto;
}

.home-link {
  display: inline-flex;
  max-width: 100%;
  min-height: 56px;
  margin-top: clamp(36px, 5vw, 56px);
  padding: 0 26px;
  border: 1px solid rgba(24, 133, 111, 0.22);
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  box-shadow: 0 14px 32px rgba(24, 133, 111, 0.22);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  opacity: 0;
  transform: translateY(16px);
  animation: button-enter 650ms 260ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.home-link:hover {
  box-shadow: 0 18px 38px rgba(24, 133, 111, 0.3);
  transform: translateY(-2px);
}

.home-link svg {
  transition: transform 180ms ease;
}

.home-link:hover svg {
  transform: translateX(4px);
}

.home-link:focus-visible {
  outline: 3px solid rgba(46, 170, 141, 0.35);
  outline-offset: 5px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes card-enter {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes button-enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 640px) {
  .card-page {
    width: min(calc(100% - 24px), 920px);
    padding: 28px 0 38px;
  }

  .card-stack {
    gap: 18px;
  }

  .business-card {
    border-radius: 15px;
    box-shadow: 0 14px 36px rgba(27, 35, 32, 0.13);
  }

  .home-link {
    width: min(100%, 320px);
    margin-top: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .business-card,
  .home-link {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }

  .business-card::after {
    display: none;
  }
}