/* Theme 3: Hội Mèo / Cat Guild Picks */
[data-theme="cats"] {
  --theme-primary: #a78bfa;
  --theme-accent: #8b5cf6;
  --theme-bg-dark: #12101e;
  --theme-surface: #1e1932;
  --theme-border: #443b68;
}

[data-theme="cats"] body {
  background-color: #0d0b16;
  background-image: 
    radial-gradient(ellipse at 50% 15%, rgba(167, 139, 250, 0.18), transparent 60%),
    linear-gradient(180deg, #131021 0%, #090810 100%);
}

[data-theme="cats"] .brand-icon {
  background: linear-gradient(135deg, #a78bfa, #7c3aed);
  color: #fff;
  box-shadow: 0 0 16px rgba(167, 139, 250, 0.45);
}

[data-theme="cats"] .hero-title {
  background: linear-gradient(135deg, #ffffff 40%, #c4b5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="cats"] .case-panel {
  background: linear-gradient(180deg, #1c1730 0%, #120e21 100%);
  border: 1px solid #4a3e6f;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="cats"] .case-header-bar {
  background: linear-gradient(90deg, #231c3c, #161228);
  color: #c4b5fd;
  border-bottom: 1px solid #3c325c;
}

[data-theme="cats"] .selector-line {
  background: #c084fc;
  box-shadow: 0 0 18px rgba(192, 132, 252, 0.9);
}

[data-theme="cats"] .selector-line::before {
  border-top-color: #c084fc;
}

[data-theme="cats"] .selector-line::after {
  border-bottom-color: #c084fc;
}

[data-theme="cats"] .spin-btn {
  background: linear-gradient(135deg, #a78bfa, #8b5cf6);
  color: #fff;
  border: 1px solid #ddd6fe;
  box-shadow: 0 0 25px rgba(167, 139, 250, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

[data-theme="cats"] .spin-btn:hover:not(:disabled) {
  background: linear-gradient(135deg, #c4b5fd, #a78bfa);
  box-shadow: 0 0 35px rgba(167, 139, 250, 0.6);
}

[data-theme="cats"] .watch-btn {
  background: linear-gradient(135deg, #a78bfa, #8b5cf6);
  color: #fff;
}