:root {
  --ink: #1a1816;
  --paper: #fff7d6;
  --coral: #ff6b5a;
  --peach: #ffb089;
  --sky: #4ec4f0;
  --mint: #5ee0b0;
  --gold: #ffc938;
  --violet: #7b6cff;
  --white: #ffffff;
  --shadow: 5px 5px 0 var(--ink);
  --shadow-sm: 3px 3px 0 var(--ink);
  --radius: 1.15rem;
  --font-body: "DM Sans", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --font-display: "ZCOOL KuaiLe", "DM Sans", "PingFang SC", sans-serif;
  --ease-bounce: cubic-bezier(0.34, 1.45, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.55;
  background:
    radial-gradient(ellipse 80% 50% at 15% 10%, rgba(78, 196, 240, 0.55) 0%, transparent 55%),
    radial-gradient(ellipse 70% 45% at 90% 5%, rgba(255, 201, 56, 0.45) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 70% 90%, rgba(94, 224, 176, 0.35) 0%, transparent 55%),
    linear-gradient(165deg, #ff8a7a 0%, #ffb089 28%, #ffe08a 62%, #fff7d6 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* ── Floating decor ── */

.playfield {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 40% 60% 55% 45%;
  opacity: 0.22;
  filter: blur(2px);
  animation: drift 18s ease-in-out infinite;
}

.blob-a {
  width: 14rem;
  height: 14rem;
  top: 8%;
  left: -4%;
  background: var(--sky);
}

.blob-b {
  width: 11rem;
  height: 11rem;
  top: 55%;
  right: -3%;
  background: var(--mint);
  animation-delay: -6s;
  animation-duration: 22s;
}

.blob-c {
  width: 9rem;
  height: 9rem;
  bottom: 8%;
  left: 30%;
  background: var(--gold);
  animation-delay: -11s;
  animation-duration: 16s;
}

.pixel {
  position: absolute;
  width: 0.7rem;
  height: 0.7rem;
  background: var(--ink);
  opacity: 0.18;
  animation: bob 3.2s ease-in-out infinite;
}

.pixel.p1 { top: 18%; left: 12%; animation-delay: 0s; }
.pixel.p2 { top: 28%; right: 18%; width: 0.55rem; height: 0.55rem; background: var(--coral); opacity: 0.45; animation-delay: 0.6s; }
.pixel.p3 { top: 62%; left: 8%; width: 0.85rem; height: 0.85rem; background: var(--gold); opacity: 0.5; animation-delay: 1.1s; }
.pixel.p4 { bottom: 22%; right: 10%; background: var(--violet); opacity: 0.35; animation-delay: 1.7s; }

.coin {
  position: absolute;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffe9a0, var(--gold) 55%, #e0a000);
  border: 2px solid var(--ink);
  box-shadow: inset -2px -2px 0 rgba(0, 0, 0, 0.12);
  animation: spin-y 4s linear infinite, bob 2.4s ease-in-out infinite;
}

.coin.c1 { top: 14%; right: 28%; }
.coin.c2 { top: 42%; left: 6%; animation-delay: -1.2s; }
.coin.c3 { bottom: 18%; right: 22%; animation-delay: -2.4s; }

@keyframes drift {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  50% { transform: translate(1.5rem, -1.2rem) rotate(8deg); }
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-0.55rem); }
}

@keyframes spin-y {
  0% { transform: rotateY(0deg); }
  100% { transform: rotateY(360deg); }
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(1.25rem) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes title-pop {
  0% { transform: scale(0.86) rotate(-2deg); opacity: 0; }
  70% { transform: scale(1.04) rotate(1deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ── Shell ── */

.shell {
  position: relative;
  z-index: 1;
  width: min(68rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 3.5rem;
}

/* ── Hero ── */

.hero {
  position: relative;
  text-align: center;
  padding: 2.25rem 1rem 2.5rem;
  margin-bottom: 1.75rem;
}

.hero-kicker {
  display: inline-block;
  margin: 0 0 0.85rem;
  padding: 0.35rem 0.9rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  background: var(--ink);
  color: var(--gold);
  border-radius: 999px;
  animation: rise-in 0.5s 0.05s var(--ease-bounce) both;
}

.hero-brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 9vw, 4.6rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 1.05;
  text-shadow: 4px 4px 0 rgba(255, 255, 255, 0.55);
  animation: title-pop 0.7s var(--ease-bounce) both;
}

.hero-brand span {
  display: inline-block;
  background: linear-gradient(120deg, var(--ink) 40%, #4a3a2a 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.hero-byline {
  max-width: 40rem;
  margin: 0.85rem auto 0;
  font-family: var(--font-display);
  font-size: clamp(0.92rem, 2.4vw, 1.12rem);
  line-height: 1.65;
  letter-spacing: 0.03em;
  color: var(--ink);
  opacity: 0.88;
  animation: rise-in 0.5s 0.12s var(--ease-bounce) both;
}

.hero-lead {
  max-width: 28rem;
  margin: 0.55rem auto 0;
  font-size: clamp(0.95rem, 2.5vw, 1.08rem);
  opacity: 0.78;
  animation: rise-in 0.55s 0.18s var(--ease-bounce) both;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 1.35rem;
  animation: rise-in 0.55s 0.22s var(--ease-bounce) both;
}

.meta-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--white);
  border: 2.5px solid var(--ink);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}

.meta-chip i {
  font-style: normal;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--coral);
}

.meta-chip:nth-child(2) i { background: var(--sky); }
.meta-chip:nth-child(3) i { background: var(--mint); }

.hero-mascot {
  position: absolute;
  width: 3.2rem;
  height: 3.2rem;
  border: 2.5px solid var(--ink);
  border-radius: 0.65rem;
  box-shadow: var(--shadow-sm);
  animation: bob 2.8s ease-in-out infinite;
}

.hero-mascot.m1 {
  top: 0.5rem;
  left: max(0%, 4%);
  background:
    linear-gradient(180deg, var(--sky) 55%, var(--mint) 55%);
  animation-delay: 0.2s;
}

.hero-mascot.m2 {
  top: 1.5rem;
  right: max(0%, 5%);
  background: var(--coral);
  border-radius: 50%;
  animation-delay: 0.9s;
}

.hero-mascot.m1::after,
.hero-mascot.m2::after {
  content: "";
  position: absolute;
  inset: 28% 22% auto;
  height: 0.35rem;
  background: var(--ink);
  border-radius: 2px;
  box-shadow: 0 0.65rem 0 var(--ink);
}

.hero-mascot.m2::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--ink);
  transform: translateX(-50%);
  border-radius: 1px;
}

/* ── Marquee strip ── */

.ticker {
  overflow: hidden;
  margin: 0 0 1.75rem;
  padding: 0.65rem 0;
  background: var(--ink);
  color: var(--paper);
  border: 2.5px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  animation: rise-in 0.55s 0.28s var(--ease-bounce) both;
}

.ticker-track {
  display: flex;
  width: max-content;
  gap: 2rem;
  animation: marquee 28s linear infinite;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.ticker-track span::before {
  content: "★";
  margin-right: 0.75rem;
  color: var(--gold);
}

/* ── Filters ── */

.filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  animation: rise-in 0.55s 0.32s var(--ease-bounce) both;
}

.filter-btn {
  appearance: none;
  cursor: pointer;
  padding: 0.5rem 1rem;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.55);
  border: 2.5px solid var(--ink);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.18s var(--ease-bounce), background 0.18s ease, color 0.18s ease;
}

.filter-btn:hover {
  transform: translateY(-2px);
}

.filter-btn.is-active {
  background: var(--ink);
  color: var(--paper);
}

/* ── Game grid ── */

.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(16.5rem, 1fr));
  gap: 1.15rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.game-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 17.5rem;
  padding: 1.15rem 1.15rem 1.25rem;
  background: var(--white);
  border: 2.5px solid var(--ink);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.22s var(--ease-bounce), box-shadow 0.22s ease;
  animation: rise-in 0.55s var(--ease-bounce) both;
}

.game-card:nth-child(1) { animation-delay: 0.05s; }
.game-card:nth-child(2) { animation-delay: 0.1s; }
.game-card:nth-child(3) { animation-delay: 0.15s; }
.game-card:nth-child(4) { animation-delay: 0.2s; }
.game-card:nth-child(5) { animation-delay: 0.25s; }
.game-card:nth-child(6) { animation-delay: 0.3s; }
.game-card:nth-child(7) { animation-delay: 0.35s; }
.game-card:nth-child(8) { animation-delay: 0.4s; }
.game-card:nth-child(9) { animation-delay: 0.45s; }

.game-card:hover {
  transform: translate(-3px, -5px) rotate(-0.6deg);
  box-shadow: 8px 8px 0 var(--ink);
}

.game-card.is-hidden {
  display: none;
}

.game-card-glow {
  position: absolute;
  inset: auto -20% -40% -20%;
  height: 70%;
  opacity: 0.35;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.game-card:hover .game-card-glow {
  opacity: 0.55;
}

.game-card[data-tone="coral"] .game-card-glow {
  background: radial-gradient(circle, var(--coral), transparent 68%);
}

.game-card[data-tone="sky"] .game-card-glow {
  background: radial-gradient(circle, var(--sky), transparent 68%);
}

.game-card[data-tone="mint"] .game-card-glow {
  background: radial-gradient(circle, var(--mint), transparent 68%);
}

.game-card[data-tone="gold"] .game-card-glow {
  background: radial-gradient(circle, var(--gold), transparent 68%);
}

.game-card[data-tone="violet"] .game-card-glow {
  background: radial-gradient(circle, var(--violet), transparent 68%);
}

.game-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.85rem;
}

.game-tag {
  display: inline-block;
  padding: 0.22rem 0.55rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--paper);
}

.game-card[data-cat="action"] .game-tag { background: #ffd4cc; }
.game-card[data-cat="puzzle"] .game-tag { background: #cfefff; }
.game-card[data-cat="versus"] .game-tag { background: #d4f8ea; }

.game-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  opacity: 0.35;
}

.game-thumb-wrap {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 7.5rem;
  margin-bottom: 0.85rem;
}

.game-thumb {
  max-height: 7.2rem;
  width: auto;
  max-width: 85%;
  object-fit: contain;
  object-position: center bottom;
  transform: rotate(-3deg);
  filter: drop-shadow(3px 4px 0 rgba(26, 24, 22, 0.18));
  transition: transform 0.25s var(--ease-bounce);
}

.game-card:hover .game-thumb {
  transform: rotate(2deg) scale(1.08) translateY(-4px);
}

.game-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.game-desc {
  margin: 0.4rem 0 0;
  font-size: 0.82rem;
  line-height: 1.5;
  opacity: 0.68;
  flex: 1;
}

.game-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.95rem;
  padding: 0.45rem 0.9rem;
  width: fit-content;
  font-size: 0.82rem;
  font-weight: 800;
  background: var(--ink);
  color: var(--paper);
  border-radius: 999px;
  transition: transform 0.18s var(--ease-bounce), background 0.18s ease;
}

.game-card:hover .game-cta {
  background: var(--coral);
  color: var(--ink);
  transform: translateX(3px);
}

.game-cta::after {
  content: "→";
}

.game-grid > li {
  display: flex;
  min-width: 0;
}

.game-grid > li > .game-card {
  flex: 1;
  width: 100%;
}

/* Featured first card spans on wide screens */
@media (min-width: 720px) {
  .game-grid > li:has(.featured) {
    grid-column: span 2;
  }

  .game-card.featured {
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
    min-height: 14rem;
    padding: 1.5rem 1.75rem;
  }

  .game-card.featured .game-card-top {
    position: absolute;
    top: 1.25rem;
    left: 1.5rem;
    right: 1.5rem;
    margin: 0;
  }

  .game-card.featured .game-thumb-wrap {
    height: 11rem;
    width: 42%;
    margin: 0;
    flex-shrink: 0;
  }

  .game-card.featured .game-thumb {
    max-height: 10.5rem;
  }

  .game-card.featured .game-body {
    padding-top: 2rem;
    flex: 1;
  }

  .game-card.featured .game-title {
    font-size: 1.85rem;
  }

  .game-card.featured .game-desc {
    font-size: 0.92rem;
    max-width: 28rem;
  }
}

/* ── Footer ── */

.site-foot {
  margin-top: 2.75rem;
  text-align: center;
  animation: rise-in 0.55s 0.5s var(--ease-bounce) both;
}

.site-foot p {
  margin: 0;
  font-size: 0.85rem;
  opacity: 0.55;
}

.site-foot .foot-note {
  margin-bottom: 0.45rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  opacity: 0.72;
}

@media (max-width: 560px) {
  .shell {
    width: calc(100% - 1.25rem);
    padding-top: 1rem;
  }

  .hero {
    padding: 1.5rem 0.25rem 1.75rem;
  }

  .hero-mascot {
    display: none;
  }

  .game-grid {
    grid-template-columns: 1fr;
  }

  .game-card.featured {
    grid-column: span 1;
  }
}