* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { overflow-x: hidden; max-width: 100%; }

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/Inter-Variable.woff2') format('woff2-variations');
}

:root {
  --accent-rgb: 233,69,96;
  --accent2: #ff8fa3;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', 'Inter', system-ui, sans-serif;
  background: #08080f;
  background-image:
    radial-gradient(ellipse 80% 55% at 12% 12%, rgba(var(--accent-rgb),0.22) 0%, transparent 58%),
    radial-gradient(ellipse 65% 50% at 88% 85%, rgba(94,114,235,0.20) 0%, transparent 55%),
    radial-gradient(ellipse 55% 45% at 72% 18%, rgba(126,200,80,0.10) 0%, transparent 50%),
    radial-gradient(ellipse 40% 35% at 30% 75%, rgba(80,180,220,0.10) 0%, transparent 45%);
  background-attachment: fixed;
  color: #f0f0f5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Header ────────────────────────────────── */
header {
  background: rgba(8,8,18,0.55);
  backdrop-filter: blur(40px) saturate(200%);
  -webkit-backdrop-filter: blur(40px) saturate(200%);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  position: sticky;
  top: 0;
  z-index: 100;
}

header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.6px;
}

header h1 span {
  background: linear-gradient(135deg, rgb(var(--accent-rgb)) 0%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Search ────────────────────────────────── */
#search-bar {
  padding: 9px 18px;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: #fff;
  font-family: inherit;
  font-size: .92rem;
  width: clamp(160px, 25vw, 260px);
  outline: none;
  transition: all .2s ease;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}
#search-bar::placeholder { color: rgba(255,255,255,0.35); }
#search-bar:focus {
  border-color: rgba(var(--accent-rgb),0.55);
  background: rgba(255,255,255,0.11);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb),0.15), inset 0 1px 0 rgba(255,255,255,0.1);
}

/* ── Category pills ────────────────────────── */
.categories {
  display: flex;
  gap: 8px;
  padding: 20px 28px 8px;
  flex-wrap: wrap;
}

.cat-btn {
  padding: 7px 18px;
  border-radius: 50px;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  font-family: inherit;
  font-size: .85rem;
  font-weight: 600;
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: rgba(255,255,255,0.65);
  transition: all .18s ease;
  letter-spacing: 0.1px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.07);
}
.cat-btn:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.18);
}
.cat-btn.active {
  background: rgba(var(--accent-rgb),0.22);
  border-color: rgba(var(--accent-rgb),0.45);
  color: #fff;
  box-shadow: 0 0 18px rgba(var(--accent-rgb),0.18), inset 0 1px 0 rgba(255,255,255,0.1);
}

/* ── Section label ─────────────────────────── */
.section-title {
  font-size: .72rem;
  font-weight: 700;
  color: rgba(255,255,255,0.4);
  padding: 18px 28px 8px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}

/* ── Game grid ─────────────────────────────── */
.games-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(178px, 1fr));
  gap: 16px;
  padding: 6px 28px 32px;
}

.game-card {
  background: rgba(255,255,255,0.055);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  transition: transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease, border-color .22s, background .22s;
  text-decoration: none;
  color: inherit;
  display: block;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.09);
}
.game-card:hover {
  transform: translateY(-8px) scale(1.025);
  box-shadow: 0 22px 50px rgba(0,0,0,0.45), 0 0 0 1px rgba(var(--accent-rgb),0.28), inset 0 1px 0 rgba(255,255,255,0.14);
  border-color: rgba(var(--accent-rgb),0.38);
  background: rgba(255,255,255,0.09);
}

.game-card .thumb {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--c1, #0f3460), var(--c2, #e94560));
  position: relative;
  user-select: none;
}
.game-card .thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.1) 0%, transparent 55%);
  pointer-events: none;
}

.game-card .info {
  padding: 10px 14px 13px;
}

.game-card .name {
  font-weight: 700;
  font-size: .94rem;
  margin-bottom: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: rgba(255,255,255,0.92);
  letter-spacing: -0.1px;
}

.game-card .tag {
  font-size: .7rem;
  color: rgba(var(--accent-rgb),0.85);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .9px;
}

/* ── Game page ─────────────────────────────── */
.game-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px;
  min-height: 100vh;
}

.back-btn {
  align-self: flex-start;
  margin-bottom: 16px;
  padding: 8px 20px;
  background: rgba(255,255,255,0.09);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 50px;
  cursor: pointer;
  font-family: inherit;
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all .18s ease;
  box-shadow: 0 2px 14px rgba(0,0,0,0.2), inset 0 1px 0 rgba(255,255,255,0.12);
  letter-spacing: 0.1px;
}
.back-btn:hover {
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.25);
  color: #fff;
}

.game-frame {
  width: 100%;
  max-width: 900px;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.55), inset 0 1px 0 rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.09);
}

.game-frame canvas, .game-frame #game-container {
  display: block;
  margin: 0 auto;
  max-width: 100%;
  height: auto;
}

.game-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  text-align: center;
  letter-spacing: -0.5px;
}

.game-instructions {
  max-width: 900px;
  width: 100%;
  background: rgba(255,255,255,0.055);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: 16px;
  padding: 14px 20px;
  margin-top: 14px;
  font-size: .88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  letter-spacing: 0.1px;
}

/* ── Footer ────────────────────────────────── */
footer {
  text-align: center;
  padding: 28px;
  color: rgba(255,255,255,0.2);
  font-size: .8rem;
  letter-spacing: 0.3px;
}

/* ── Icon buttons (theme / achievements) ───── */
.icon-btn {
  position: relative;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: #fff;
  font-size: 1.05rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .18s ease;
  flex-shrink: 0;
}
.icon-btn:hover {
  background: rgba(255,255,255,0.14);
  border-color: rgba(255,255,255,0.25);
  transform: translateY(-2px);
}

#streak-badge {
  display: none;
  align-items: center;
  gap: 4px;
  padding: 7px 14px;
  border-radius: 50px;
  background: rgba(247,201,72,0.14);
  border: 1px solid rgba(247,201,72,0.3);
  color: #f7c948;
  font-size: .85rem;
  font-weight: 700;
  flex-shrink: 0;
  white-space: nowrap;
}

/* ── Theme picker ───────────────────────────── */
#theme-panel {
  position: absolute;
  top: 64px;
  right: 28px;
  z-index: 200;
  display: none;
  background: rgba(15,12,28,0.92);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 18px;
  padding: 16px 18px;
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  box-shadow: 0 18px 50px rgba(0,0,0,0.5);
  width: 220px;
}
#theme-panel.open { display: block; }
#theme-panel h3 {
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  letter-spacing: .3px;
}
.swatch-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.swatch {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid rgba(255,255,255,0.15);
  transition: all .15s ease;
  position: relative;
}
.swatch:hover { transform: scale(1.12); }
.swatch.active { border-color: #fff; box-shadow: 0 0 0 2px rgba(255,255,255,0.25); }

/* ── Featured game banner ───────────────────── */
.featured-banner {
  margin: 6px 28px 0;
  padding: 22px 26px;
  border-radius: 22px;
  display: flex;
  align-items: center;
  gap: 20px;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(120deg, var(--fc1, #0f3460), var(--fc2, #e94560));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 14px 40px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.12);
  transition: transform .22s cubic-bezier(.34,1.56,.64,1), box-shadow .22s ease;
  position: relative;
  overflow: hidden;
}
.featured-banner:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 22px 55px rgba(0,0,0,0.45), inset 0 1px 0 rgba(255,255,255,0.16);
}
.featured-banner .f-emoji {
  font-size: 3rem;
  flex-shrink: 0;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.35));
}
.featured-banner .f-info { flex: 1; min-width: 0; }
.featured-banner .f-label {
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.4px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 4px;
}
.featured-banner .f-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.4px;
}
.featured-banner .f-cta {
  flex-shrink: 0;
  padding: 9px 20px;
  border-radius: 50px;
  background: rgba(255,255,255,0.18);
  color: #fff;
  font-weight: 700;
  font-size: .85rem;
  border: 1px solid rgba(255,255,255,0.3);
}

/* ── Achievements modal ─────────────────────── */
#achievements-overlay {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 20px;
}
#achievements-overlay.open { display: flex; }
#achievements-modal {
  background: rgba(15,12,28,0.96);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 22px;
  padding: 24px 26px;
  max-width: 480px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(0,0,0,0.55);
}
#achievements-modal h2 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
  letter-spacing: -.4px;
}
#achievements-modal .ach-sub {
  font-size: .85rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 18px;
}
.ach-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  margin-bottom: 10px;
}
.ach-item.unlocked {
  background: rgba(var(--accent-rgb),0.1);
  border-color: rgba(var(--accent-rgb),0.3);
}
.ach-item .ach-emoji {
  font-size: 1.8rem;
  width: 44px;
  text-align: center;
  flex-shrink: 0;
  filter: grayscale(1) opacity(.4);
}
.ach-item.unlocked .ach-emoji { filter: none; }
.ach-item .ach-text { flex: 1; min-width: 0; }
.ach-item .ach-title {
  font-weight: 700;
  font-size: .92rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 2px;
}
.ach-item .ach-desc {
  font-size: .78rem;
  color: rgba(255,255,255,0.4);
}
#achievements-close {
  margin-top: 16px;
  width: 100%;
  padding: 11px;
  border-radius: 50px;
  border: none;
  background: rgba(255,255,255,0.1);
  color: #fff;
  font-weight: 700;
  font-size: .9rem;
  cursor: pointer;
  font-family: inherit;
}
#achievements-close:hover { background: rgba(255,255,255,0.16); }

/* ── Small laptop / iPad landscape ───────────── */
@media (max-width: 1250px) {
  .pill-label { display: none; }
  .auth-pill { padding: 7px 11px; font-size: .82rem; }
  #header-actions { gap: 6px; }
  #search-bar { width: clamp(120px, 15vw, 200px); }
}

/* ── Tablet ─────────────────────────────────── */
@media (max-width: 900px) {
  .games-grid { grid-template-columns: repeat(auto-fill, minmax(155px, 1fr)); gap: 14px; }
}

/* ── iPad / mid-size ────────────────────────── */
@media (max-width: 850px) {
  header {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 20px;
  }
  header h1 { order: 1; flex: 1; }
  #header-actions { order: 2; flex-shrink: 0; gap: 6px; }
  #auth-btns { order: 2; flex-shrink: 0; }
  #search-bar { order: 3; width: 100%; }
  .pill-label { display: none; }
  .auth-pill { padding: 7px 11px; font-size: .82rem; }
}

/* ── Mobile ────────────────────────────────── */
@media (max-width: 600px) {
  header {
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 16px;
  }
  header h1 { font-size: 1.35rem; order: 1; flex: 1; }
  #header-actions { order: 2; flex-shrink: 0; gap: 5px; }
  #auth-btns { order: 2; flex-shrink: 0; }
  #search-bar { order: 3; width: 100%; }

  .pill-label { display: none; }
  .auth-pill { padding: 7px 10px; font-size: .85rem; }
  .auth-user { font-size: .8rem; }

  .categories { padding: 12px 14px 6px; gap: 6px; }
  .cat-btn { padding: 6px 13px; font-size: .78rem; }

  .section-title { padding: 12px 14px 6px; }

  .games-grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 10px;
    padding: 6px 14px 24px;
  }

  .game-page { padding: 12px; }
  .game-title { font-size: 1.25rem; margin-bottom: 10px; }
  .back-btn { padding: 7px 16px; font-size: .85rem; }
  .game-instructions { font-size: .82rem; padding: 10px 14px; }

  #theme-panel { right: 14px; left: 14px; width: auto; top: 60px; }
  .featured-banner { margin: 6px 14px 0; padding: 16px 18px; gap: 14px; }
  .featured-banner .f-emoji { font-size: 2.2rem; }
  .featured-banner .f-name { font-size: 1.05rem; }
  .featured-banner .f-cta { padding: 8px 14px; font-size: .8rem; }
  #streak-badge { font-size: .78rem; padding: 6px 11px; }
}

/* ── Small phones ───────────────────────────── */
@media (max-width: 380px) {
  header h1 { font-size: 1.15rem; }
  .games-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 4px 10px 20px; }
  .categories { gap: 5px; padding: 10px 10px 4px; }
  .cat-btn { padding: 5px 10px; font-size: .74rem; }
  .game-page { padding: 8px; }
}

/* ── Site tour ──────────────────────────────── */
#tour-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: transparent;
}
#tour-overlay.open { display: block; }
#tour-highlight {
  position: fixed;
  border: 2px solid rgb(var(--accent-rgb));
  border-radius: 14px;
  box-shadow: 0 0 0 4000px rgba(4,4,10,0.72), 0 0 24px rgba(var(--accent-rgb),0.5);
  transition: all .32s ease;
  opacity: 0;
  pointer-events: none;
}
#tour-tooltip {
  position: fixed;
  width: 300px;
  background: #16161f;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.5);
  transition: top .32s ease, left .32s ease;
  font-family: -apple-system, BlinkMacSystemFont, 'Inter', system-ui, sans-serif;
}
#tour-step-count {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .4px;
  color: rgb(var(--accent-rgb));
  text-transform: uppercase;
  margin-bottom: 6px;
}
#tour-text {
  font-size: .92rem;
  line-height: 1.45;
  color: #f0f0f5;
  margin-bottom: 14px;
}
#tour-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
#tour-actions button {
  font-family: inherit;
  font-size: .82rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: opacity .15s;
}
#tour-skip {
  background: transparent;
  color: rgba(255,255,255,0.45);
}
#tour-skip:hover { color: rgba(255,255,255,0.8); }
#tour-prev {
  background: rgba(255,255,255,0.08);
  color: #fff;
}
#tour-prev:hover { background: rgba(255,255,255,0.14); }
#tour-next {
  background: linear-gradient(135deg, rgb(var(--accent-rgb)), var(--accent2));
  color: #fff;
}
#tour-next:hover { opacity: .88; }

@media (max-width: 600px) {
  #tour-tooltip { width: calc(100% - 32px); }
}