:root {
  --bg: #f5f7fb;
  --ink: #111827;
  --muted: #667085;
  --line: #e4e8f0;
  --primary: #2563eb;
  --success: #149761;
  --warning: #f59e0b;
  --shadow: 0 22px 60px rgba(16, 24, 40, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 12% 0%, rgba(37, 99, 235, 0.12), transparent 24rem),
    radial-gradient(circle at 88% 14%, rgba(20, 151, 97, 0.1), transparent 20rem),
    linear-gradient(145deg, #fbfdff 0%, var(--bg) 48%, #eef3f9 100%);
}

.hub {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: min(1000px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3.5rem) clamp(1rem, 4vw, 2.5rem);
  animation: pageIn 360ms ease both;
}

.hub-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: clamp(2rem, 6vw, 3.25rem);
  text-align: center;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.38rem;
  width: 4.7rem;
  height: 4.7rem;
  margin-bottom: 1.4rem;
  padding: 0.8rem;
  border: 1px solid rgba(228, 232, 240, 0.9);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow);
}

.brand-mark span {
  border-radius: 0.22rem;
  background: var(--ink);
}

.brand-mark span:nth-child(2) {
  background: var(--primary);
}

.brand-mark span:nth-child(3) {
  background: var(--success);
}

.brand-mark span:nth-child(4) {
  background: var(--warning);
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 4.6rem);
  font-weight: 900;
  line-height: 1;
}

.subtitle {
  max-width: 560px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 3vw, 1.2rem);
  font-weight: 600;
  line-height: 1.55;
}

/* Scales to any number of games: cards wrap onto new rows automatically
   and always keep the same width as their siblings. */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1.25rem;
  width: 100%;
}

.game-card {
  --card-accent: var(--primary);
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding: clamp(1.25rem, 3vw, 1.6rem);
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
  color: var(--ink);
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.game-card:hover,
.game-card:focus-visible {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--card-accent) 45%, #fff);
  box-shadow: 0 26px 64px rgba(16, 24, 40, 0.14);
}

.game-card:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--card-accent) 40%, #fff);
  outline-offset: 2px;
}

.game-icon {
  display: grid;
  place-items: center;
  width: 3.4rem;
  height: 3.4rem;
  margin-bottom: 0.4rem;
  border-radius: 0.9rem;
  color: var(--card-accent);
  background: color-mix(in srgb, var(--card-accent) 11%, #fff);
  border: 1px solid color-mix(in srgb, var(--card-accent) 22%, #fff);
}

.game-icon svg {
  width: 1.8rem;
  height: 1.8rem;
}

.game-card h2 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 900;
  line-height: 1.15;
}

.game-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.5;
}

.game-card footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 1.1rem;
}

.chip {
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--card-accent) 10%, #fff);
  color: color-mix(in srgb, var(--card-accent) 80%, var(--ink));
  font-size: 0.74rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.play {
  color: var(--card-accent);
  font-size: 0.94rem;
  font-weight: 900;
}

.play span {
  display: inline-block;
  transition: transform 180ms ease;
}

.game-card:hover .play span,
.game-card:focus-visible .play span {
  transform: translateX(4px);
}

.game-card.ghost {
  justify-content: center;
  align-items: center;
  min-height: 12rem;
  border: 2px dashed var(--line);
  background: transparent;
  box-shadow: none;
}

.game-card.ghost p {
  color: #9aa4b5;
  font-weight: 800;
  text-align: center;
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}