:root {
  color-scheme: dark;
  --brand-blue: #2f57c2;
  --brand-bright: #3a8dde;
  --brand-cyan: #1ecad3;
  --brand-aqua: #78ded4;
  --brand-primary: #2f57c2;
  --brand-primary-hover: #365fca;
  --brand-primary-ink: #fff;
  --brand-accent: #78ded4;
  --lime: var(--brand-accent);
  --lime-strong: var(--brand-cyan);
  --cyan: var(--brand-aqua);
}

/* Preserve the existing dark surfaces and component geometry. */
:is(.button.primary, .showcase-try, .home-showcase .showcase-try,
    .studio-credit-pack-link, .studio-trial-register, .auth-submit,
    .generate-button:not(:disabled), .preview-action, .view-generation-result,
    .pose-add-button, .pose-export-actions button:first-child,
    .pose-result-buttons button:last-child:not(:disabled), .resource-primary,
    .studio-showcase-actions .studio-showcase-primary,
    .muse-template-detail > button, .h3-example-title button, .video-case-actions a,
    .image-result-actions .animate-image-button, .billing-page .credit-pack-purchase > button):not(.disabled):not(:disabled) {
  background: var(--brand-primary) !important;
  border-color: var(--brand-primary) !important;
  color: var(--brand-primary-ink) !important;
  box-shadow: 0 6px 22px #2f57c225;
}
:is(.button.primary, .showcase-try, .studio-credit-pack-link,
    .studio-trial-register, .auth-submit, .generate-button,
    .preview-action, .view-generation-result, .pose-add-button,
    .resource-primary, .studio-showcase-primary):hover:not(:disabled):not(.disabled) {
  background: var(--brand-primary-hover) !important;
  border-color: var(--brand-bright) !important;
  color: var(--brand-primary-ink) !important;
}
.button.primary.disabled {
  background: #ffffff0a !important;
  border-color: var(--line) !important;
  color: var(--muted) !important;
  box-shadow: none;
}
.home-generate:disabled, .generate-button:disabled { box-shadow: none; }
.home-generate:disabled, .generate-button:disabled, .pose-result-buttons button:disabled,
.studio-credit-pack-link:disabled, .auth-submit:disabled, .preview-action:disabled,
.pose-add-button:disabled, .h3-example-title button:disabled {
  background: #242b35;
  border-color: #3a4350;
  color: #8b99aa;
}
.home-result-actions > .button.primary,
.article-content .button.primary { color: var(--brand-primary-ink) !important; }
.studio-trial-notice .studio-trial-daily {
  background: #3a8dde22;
  color: var(--brand-aqua);
}
.studio-trial-notice[data-trial-state="guest-available"] .studio-trial-daily {
  background: none;
  color: inherit;
}
.studio-trial-icon { background: #3a8dde22; color: var(--brand-aqua); }
.brand-mark, .studio-brand > img, .resource-brand > img {
  object-fit: contain;
  border: 0;
  border-radius: 0;
  background: none;
  box-shadow: none;
}
.brand > span {
  font-family: var(--font-sans, system-ui, sans-serif);
  font-weight: 800;
  letter-spacing: -.045em;
}
.billing-page a { color: #9cdbef; }
.billing-page .billing-pack { border-color: #3a8dde66; background: #121b29; }
.billing-pack-output { border-color: #3a8dde55; background: linear-gradient(125deg,#172745,#123139); }
.billing-pack-output strong { color: var(--brand-aqua); }