*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --paper: #f5ead7;
  --paper-2: #f0dcc0;
  --paper-3: #fbf5ea;
  --ink: #1f1a14;
  --muted: #5f564a;
  --card: rgba(255, 255, 255, 0.78);
  --card-border: rgba(31, 26, 20, 0.14);
  --shadow: rgba(31, 26, 20, 0.18);
  --checkers: #d24a3a;
  --checkers-dark: #2f231f;
  --falling-blocks: #1aa3a2;
  --falling-blocks-2: #f2b54a;
  --falling-blocks-3: #e16a52;
  --falling-blocks-4: #6fbf5b;
  --snake: #3a9a5d;
  --snake-head: #256940;
  --snake-food: #d24a3a;
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  min-height: 100vh;
  background: radial-gradient(circle at top, #fff7e2 0%, var(--paper) 40%, var(--paper-2) 100%);
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: -10%;
  background:
    radial-gradient(circle at 12% 18%, rgba(210, 74, 58, 0.18), transparent 45%),
    radial-gradient(circle at 85% 12%, rgba(26, 163, 162, 0.2), transparent 40%),
    radial-gradient(circle at 70% 78%, rgba(242, 181, 74, 0.2), transparent 45%);
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(120deg, rgba(255, 255, 255, 0.6), transparent 45%);
  opacity: 0.6;
  z-index: -1;
  pointer-events: none;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 64px 24px 72px;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  animation: rise-in 0.8s ease both;
}

.hero__copy {
  flex: 1 1 360px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
  display: none;
}

h1 {
  font-family: "Fraunces", serif;
  font-size: clamp(2.6rem, 4vw, 4rem);
  line-height: 1.05;
  margin: 0;
}

.lead {
  margin: 0;
  font-size: 1.1rem;
  max-width: 560px;
  color: var(--muted);
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--card-border);
  font-size: 0.9rem;
}

.hero__badge {
  flex: 0 0 180px;
  display: flex;
  justify-content: center;
}

.badge {
  width: 180px;
  height: 180px;
  position: relative;
}

.badge__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px dashed rgba(31, 26, 20, 0.3);
  animation: spin 14s linear infinite;
}

.badge__core {
  position: absolute;
  inset: 18px;
  border-radius: 50%;
  background: var(--paper-3);
  border: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: "Fraunces", serif;
  font-size: 1.2rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  gap: 6px;
  box-shadow: 0 12px 30px rgba(31, 26, 20, 0.15);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.card {
  text-decoration: none;
  color: inherit;
  background: var(--card);
  border-radius: 24px;
  padding: 22px;
  border: 1px solid var(--card-border);
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: 0 16px 30px -24px var(--shadow);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  opacity: 0;
  animation: card-in 0.9s ease forwards;
}

.card:nth-child(1) {
  animation-delay: 0.2s;
}

.card:nth-child(2) {
  animation-delay: 0.35s;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background: linear-gradient(120deg, transparent, rgba(31, 26, 20, 0.2));
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 40px -24px rgba(31, 26, 20, 0.35);
}

.card:focus-visible {
  outline: 3px solid rgba(31, 26, 20, 0.4);
  outline-offset: 4px;
}

.card__preview {
  border-radius: 18px;
  padding: 18px;
  min-height: 210px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card--checkers .card__preview {
  background: linear-gradient(135deg, #f9f1e1 0%, #f2ddc0 100%);
}

.card--falling-blocks .card__preview {
  background: linear-gradient(135deg, #f7f0dc 0%, #f2e2c3 100%);
}

.card--snake .card__preview {
  background: linear-gradient(135deg, #f4f0dc 0%, #e6efd8 100%);
}

.card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card__body h2 {
  margin: 0 0 8px;
  font-family: "Fraunces", serif;
  font-size: 1.5rem;
}

.card__body p {
  margin: 0 0 14px;
  color: var(--muted);
  flex: 1;
}

.card__cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: rgba(31, 26, 20, 0.08);
}

.card--checkers .card__cta {
  color: var(--checkers);
}

.card--falling-blocks .card__cta {
  color: var(--falling-blocks);
}

.card--snake .card__cta {
  color: var(--snake);
}

.checkerboard {
  width: min(100%, 260px);
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  background-color: #f5ead7;
  background-image:
    linear-gradient(to right, rgba(31, 26, 20, 0.18) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(31, 26, 20, 0.18) 1px, transparent 1px);
  background-size: calc(100% / 8) calc(100% / 8);
  background-position: 0 0;
  position: relative;
  box-shadow: inset 0 0 0 2px rgba(31, 26, 20, 0.12);
  --cell: calc(100% / 8);
  --piece: calc(var(--cell) * 0.7);
}

.checkerboard__cells {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  grid-template-rows: repeat(8, 1fr);
  z-index: 0;
  pointer-events: none;
}

.checkerboard__cell {
  width: 100%;
  height: 100%;
}

.checkerboard__cell--dark {
  background: rgba(47, 35, 31, 0.45);
}

.piece {
  position: absolute;
  width: var(--piece);
  height: var(--piece);
  border-radius: 50%;
  left: calc((var(--x) + 0.5) * var(--cell));
  top: calc((var(--y) + 0.5) * var(--cell));
  transform: translate(-50%, -50%);
  box-shadow: 0 6px 10px rgba(31, 26, 20, 0.25);
  z-index: 1;
}

.piece--red {
  background: var(--checkers);
}

.piece--dark {
  background: var(--checkers-dark);
}

.falling-blocks-grid {
  position: relative;
  width: min(100%, 260px);
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  background-color: #f3e7d1;
  background-image:
    linear-gradient(rgba(31, 26, 20, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 26, 20, 0.1) 1px, transparent 1px);
  background-size: 12% 12%;
  overflow: hidden;
  --unit: clamp(12px, 3.2vw, 22px);
}

.falling-blocks-grid::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.7), transparent 55%);
  pointer-events: none;
}

.polyominoes {
  position: absolute;
  width: var(--unit);
  height: var(--unit);
  border-radius: 6px;
  filter: drop-shadow(0 8px 12px rgba(31, 26, 20, 0.25));
}

.polyominoes--tri {
  top: 16%;
  left: 14%;
  width: var(--unit);
  height: var(--unit);
  border-radius: 6px;
  background: var(--falling-blocks);
  box-shadow:
    calc(var(--unit)) 0 0 0 var(--falling-blocks),
    calc(var(--unit) * 2) 0 0 0 var(--falling-blocks),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.polyominoes--pento {
  top: 14%;
  right: 12%;
  width: var(--unit);
  height: var(--unit);
  border-radius: 6px;
  background: var(--falling-blocks-2);
  box-shadow:
    calc(var(--unit)) 0 0 0 var(--falling-blocks-2),
    0 calc(var(--unit)) 0 0 var(--falling-blocks-2),
    calc(var(--unit)) calc(var(--unit)) 0 0 var(--falling-blocks-2),
    0 calc(var(--unit) * 2) 0 0 var(--falling-blocks-2),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.polyominoes--i {
  --color: var(--falling-blocks);
  background: var(--color);
  top: 18%;
  left: 10%;
  box-shadow:
    calc(var(--unit)) 0 0 0 var(--color),
    calc(var(--unit) * 2) 0 0 0 var(--color),
    calc(var(--unit) * 3) 0 0 0 var(--color),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.polyominoes--t {
  --color: var(--falling-blocks-2);
  background: var(--color);
  top: 46%;
  left: 32%;
  box-shadow:
    calc(var(--unit)) 0 0 0 var(--color),
    calc(var(--unit) * 2) 0 0 0 var(--color),
    calc(var(--unit)) calc(var(--unit)) 0 0 var(--color),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.polyominoes--l {
  --color: var(--falling-blocks-3);
  background: var(--color);
  top: 20%;
  left: 62%;
  box-shadow:
    0 calc(var(--unit)) 0 0 var(--color),
    0 calc(var(--unit) * 2) 0 0 var(--color),
    calc(var(--unit)) calc(var(--unit) * 2) 0 0 var(--color),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.polyominoes--o {
  --color: var(--falling-blocks-4);
  background: var(--color);
  top: 64%;
  left: 18%;
  box-shadow:
    calc(var(--unit)) 0 0 0 var(--color),
    0 calc(var(--unit)) 0 0 var(--color),
    calc(var(--unit)) calc(var(--unit)) 0 0 var(--color),
    inset 0 0 0 2px rgba(255, 255, 255, 0.35);
}

.snake-grid {
  position: relative;
  width: min(100%, 260px);
  aspect-ratio: 1 / 1;
  border-radius: 18px;
  background-color: #f1e7d3;
  background-image:
    linear-gradient(rgba(31, 26, 20, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 26, 20, 0.08) 1px, transparent 1px);
  background-size: 12.5% 12.5%;
  overflow: hidden;
  box-shadow: inset 0 0 0 2px rgba(31, 26, 20, 0.12);
  --cell: 12.5%;
}

.snake-segment,
.snake-head,
.snake-food {
  position: absolute;
  width: var(--cell);
  height: var(--cell);
  left: calc(var(--x) * var(--cell));
  top: calc(var(--y) * var(--cell));
  border-radius: 6px;
}

.snake-segment {
  background: var(--snake);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.snake-head {
  background: var(--snake-head);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.snake-food {
  background: var(--snake-food);
  border-radius: 50%;
  box-shadow: 0 6px 10px rgba(31, 26, 20, 0.25);
}

.footer {
  font-size: 0.95rem;
  color: var(--muted);
}

.footer p {
  margin: 0;
}

.site-footer {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--muted);
}

.site-footer a {
  color: inherit;
  text-decoration: none;
  font-weight: 600;
}

.site-footer a:hover {
  text-decoration: underline;
}

.footer-copy {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.privacy {
  margin-top: 32px;
  padding: 24px;
  border-radius: 24px;
  background: var(--card);
  border: 1px solid var(--card-border);
  box-shadow: 0 16px 30px -24px var(--shadow);
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.privacy h2 {
  margin: 0 0 12px;
  color: var(--ink);
  font-family: "Fraunces", serif;
  font-size: 1.6rem;
}

.privacy p {
  margin: 8px 0;
}

.privacy strong {
  color: var(--ink);
}

.privacy ol,
.privacy ul {
  padding-left: 20px;
  margin: 8px 0 0;
}

.privacy li {
  margin-bottom: 12px;
}

.privacy a {
  color: inherit;
  text-decoration: underline;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes card-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 720px) {
  .page {
    padding: 32px 16px 48px;
    gap: 24px;
  }

  .hero {
    gap: 24px;
  }

  .hero__copy {
    gap: 12px;
  }

  .eyebrow {
    display: block;
  }

  h1 {
    font-size: clamp(2rem, 7vw, 2.8rem);
  }

  .lead {
    font-size: 1rem;
  }

  .hero__badge {
    order: -1;
    flex-basis: 100%;
    justify-content: flex-start;
  }

  .badge {
    width: 120px;
    height: 120px;
  }

  .chip {
    padding: 6px 12px;
    font-size: 0.8rem;
  }

  .privacy {
    padding: 18px;
    font-size: 0.9rem;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

}

@media (max-width: 520px) {
  .hero__badge {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero,
  .card,
  .badge__ring {
    animation: none;
  }

  .card {
    opacity: 1;
    transform: none;
  }
}