/* Sistema global de CTAs Sirius.
   Escopo proposital: somente botões dentro do conteúdo principal. */
:is(main, .site-header) .btn {
  --btn-x: 50%;
  --btn-y: 50%;
  box-sizing: border-box;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0 !important;
  min-height: 62px !important;
  padding: 0 46px !important;
  border: 1px solid rgba(255, 255, 255, .08) !important;
  border-radius: 14px !important;
  background: linear-gradient(180deg, #050608 0%, #050608 58%, #27292D 100%) !important;
  color: #FFFFFF !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .035),
    inset 0 -14px 24px rgba(255, 255, 255, .055),
    0 10px 22px rgba(0, 0, 0, .16) !important;
  font-family: inherit !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
  line-height: 1.2 !important;
  letter-spacing: -.01em !important;
  text-align: center !important;
  text-decoration: none !important;
  white-space: normal;
  cursor: pointer;
  filter: none !important;
  appearance: none;
  -webkit-appearance: none;
  transition:
    transform 280ms cubic-bezier(.22, 1, .36, 1),
    border-color 280ms ease,
    box-shadow 280ms ease !important;
}

:is(main, .site-header) .btn::before {
  content: "" !important;
  position: absolute;
  inset: -18px;
  z-index: -1;
  display: block !important;
  border-radius: inherit;
  background: radial-gradient(
    175px circle at calc(var(--btn-x) + 18px) calc(var(--btn-y) + 18px),
    rgba(202, 200, 255, .34) 0%,
    rgba(139, 132, 255, .17) 30%,
    rgba(98, 92, 210, .06) 54%,
    transparent 76%
  );
  filter: blur(7px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

:is(main, .site-header) .btn::after {
  content: "" !important;
  position: absolute;
  inset: 0;
  z-index: -1;
  display: block !important;
  border-radius: inherit;
  background: linear-gradient(180deg, transparent 48%, rgba(255, 255, 255, .07) 100%);
  pointer-events: none;
}

:is(main, .site-header) .btn:hover,
:is(main, .site-header) .btn.secondary:hover {
  transform: translateY(-2px) !important;
  border-color: rgba(203, 199, 255, .22) !important;
  background: linear-gradient(180deg, #050608 0%, #050608 56%, #2C2F35 100%) !important;
  color: #FFFFFF !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .06),
    inset 0 -16px 28px rgba(255, 255, 255, .075),
    0 14px 30px rgba(0, 0, 0, .22) !important;
  filter: none !important;
}

:is(main, .site-header) .btn:hover::before,
:is(main, .site-header) .btn.secondary:hover::before {
  opacity: 1;
}

:is(main, .site-header) .btn.secondary {
  border-color: rgba(255, 255, 255, .08) !important;
  background: linear-gradient(180deg, #050608 0%, #050608 58%, #27292D 100%) !important;
  color: #FFFFFF !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .035),
    inset 0 -14px 24px rgba(255, 255, 255, .055),
    0 10px 22px rgba(0, 0, 0, .16) !important;
}

:is(main, .site-header) .btn:focus-visible {
  outline: 2px solid rgba(190, 180, 255, .95) !important;
  outline-offset: 4px !important;
}

:is(main, .site-header) .btn:active {
  transform: translateY(0) !important;
}

:is(main, .site-header) .btn:disabled,
:is(main, .site-header) .btn[aria-disabled="true"] {
  cursor: wait;
  opacity: .68;
  transform: none !important;
  box-shadow: none !important;
}

.site-header .btn {
  min-height: 42px !important;
  padding-inline: 22px !important;
  border-radius: 12px !important;
  font-size: .88rem !important;
}

@media (max-width: 720px) {
  main .button-row {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 12px !important;
  }

  main .btn {
    width: 100% !important;
    max-width: 100% !important;
    min-height: 60px !important;
    padding-inline: 24px !important;
  }
}

@media (hover: none), (pointer: coarse) {
  :is(main, .site-header) .btn::before {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  :is(main, .site-header) .btn,
  :is(main, .site-header) .btn::before {
    transition: none !important;
  }
}