:root {
  --accent: #7c5cff;
  --accent2: #441af0;
  --accent3: #2fdcff;
  --text: #cfd6ff;
  --text-muted: #5d6793;
  --bg-dark: #05060d;
  --glow-purple: 0 0 15px rgba(124, 92, 255, 0.5);
  --glow-cyan: 0 0 15px rgba(0, 102, 255, 0.5);
  --text-glow-cyan: 0 0 10px rgba(47, 220, 255, 0.6);
  --text-glow-purple: 0 0 10px rgba(124, 92, 255, 0.6);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: radial-gradient(circle at top, #0b0f2a, var(--bg-dark));
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  line-height: 1.5;
}

.topbar {
  display: flex;
  gap: 16px;
  padding: 16px 24px;
  align-items: center;
  background: rgba(4, 5, 11, 0.5);
  border-bottom: 1px solid rgba(124, 92, 255, 0.1);
  backdrop-filter: blur(8px);
}

.logo {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  text-shadow: var(--text-glow-purple);
  letter-spacing: 0.5px;
}

.search {
  flex: 1;
  padding: 12px 18px;
  border-radius: 10px;
  background: rgba(18, 19, 24, 0.8);
  border: 1px solid rgba(124, 92, 255, 0.2);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
  transition: all 0.2s ease;
}

.search:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: var(--glow-purple);
}

.search::placeholder {
  color: var(--text-muted);
}

.count {
  color: var(--accent3);
  font-weight: 700;
  font-size: 14px;
  text-shadow: var(--text-glow-cyan);
}

.categories {
  display: flex;
  gap: 10px;
  padding: 16px 24px;
  flex-wrap: wrap;
}

.cat {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.cat:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.cat.active {
  background: var(--accent2);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--glow-cyan);
  text-shadow: 0 0 5px rgba(255,255,255,0.5);
}

.sections {
  padding: 0 24px 24px;
}

.section {
  margin-top: 14px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  margin: 0 0 16px;
  letter-spacing: 0.2px;
  background: transparent;
  border: 0;
  width: 100%;
  padding: 0;
  cursor: pointer;
  text-align: left;
}

.section-header::before {
  content: "";
  width: 6px;
  height: 28px;
  border-radius: 999px;
  background: linear-gradient(180deg, #5555FF, #5252eb);
  box-shadow: var(--glow-cyan);
  flex: 0 0 auto;
}

.section-title-text {
  flex: 0 1 auto;
}

.section-arrow {
  color: #fff;
  opacity: 0.95;
  font-size: 20px;
  line-height: 1;
  transition: transform 0.2s ease;
  transform-origin: center;
}

.section.collapsed .section-arrow {
  transform: rotate(90deg);
}

.section-body {
  overflow: hidden;
}

.section.collapsed .section-body {
  display: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
  grid-auto-flow: dense;
}

.game-card {
  background: linear-gradient(150deg, rgba(13, 16, 37, 0.95) 0%, rgba(5, 6, 13, 0.98) 100%);
  border: 1px solid rgba(124, 92, 255, 0.15);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  min-height: 100%;
}

.game-card:hover {
  transform: translateY(-5px);
  border-color: rgba(124, 92, 255, 0.4);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6), var(--glow-purple);
}

.game-card img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-bottom: 1px solid rgba(124, 92, 255, 0.1);
  transition: transform 0.3s ease;
  background: #0d1025;
}

.game-card:hover img {
  transform: scale(1.03);
}

.game-card h3 {
  font-size: 13.5px;
  font-weight: 700;
  color: #fff;
  padding: 12px 12px 6px 12px;
  flex: 1;
  line-height: 1.4;
  letter-spacing: 0.3px;
  margin: 0;
}

.play-btn {
  margin: 6px 12px 12px 12px;
  padding: 8px;
  text-align: center;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(124, 92, 255, 0.2);
  transition: all 0.2s ease;
}

.play-btn:hover {
  background: #8b6eff;
  box-shadow: var(--glow-purple);
}

.play-btn:active {
  transform: scale(0.97);
}

.empty-state {
  padding: 24px;
  border-radius: 14px;
  background: linear-gradient(150deg, rgba(13, 16, 37, 0.7) 0%, rgba(5, 6, 13, 0.9) 100%);
  border: 1px solid rgba(124, 92, 255, 0.15);
  color: var(--text-muted);
  font-weight: 600;
}

@media (max-width: 700px) {
  .topbar {
    flex-wrap: wrap;
  }

  .logo {
    width: 100%;
  }

  .sections {
    padding: 0 16px 20px;
  }

  .categories {
    padding: 16px;
  }

  .grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }
}