/* Семантические роли кнопок. Геометрией сложных компонентов владеют их стили. */
.ui-button, .primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .icon-btn, .text-btn, .shine-btn { color: var(--text-primary); background: transparent; border: 0; box-shadow: none; font: inherit; cursor: pointer; transition: background-color 160ms ease, color 160ms ease; }
.primary-btn { color: var(--on-accent); background: var(--accent); }
.secondary-btn { color: var(--text-primary); background: var(--surface); border: 1px solid var(--border-control); }
.destructive-btn { color: var(--danger); }
:is(.ui-button, .primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .icon-btn, .text-btn, .shine-btn):hover { filter: brightness(.96); }
:is(.ui-button, .primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .icon-btn, .text-btn, .shine-btn):active { filter: brightness(.9); }
:is(.ui-button, .primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .icon-btn, .text-btn, .shine-btn):focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }
:is(.ui-button, .primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .icon-btn, .text-btn, .shine-btn):disabled { opacity: .5; cursor: not-allowed; filter: none; }
/* Explicit filled-action variant used by pre-auth/settings/profile screens. */
.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close) {
  color: #ffffff;
  background: var(--shine-action-blue);
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0));
  border: 0;
  border-radius: 14px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.24),
    0 8px 22px rgba(var(--shine-action-blue-rgb), 0.24);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.18);
}

.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close):hover {
  background: var(--shine-action-blue-hover);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 10px 26px rgba(var(--shine-action-blue-rgb), 0.32);
  filter: brightness(1.12);
}

.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close):active {
  background: var(--shine-action-blue-pressed);
  box-shadow: inset 0 3px 8px rgba(0, 0, 0, 0.26);
  transform: translateY(1px) scale(0.97);
  filter: brightness(0.9);
}

.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close):focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.62);
  outline-offset: 2px;
}

.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close)::before,
.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close)::after {
  background: transparent;
  background-image: none;
  border-color: transparent;
  box-shadow: none;
}

.filled-action-buttons :is(.primary-btn, .secondary-btn, .destructive-btn, .ghost-btn, .text-btn, .shine-btn, .square-btn, .login-panel-inline-back, .registration-faq-link, .profiles-select, .profiles-close):disabled {
  color: rgba(255, 255, 255, 0.58);
  background: rgba(var(--shine-action-blue-rgb), 0.42);
  box-shadow: none;
}