/* =========================================================
   REDE REVIVAL — INTERAÇÕES E ANIMAÇÕES
   Carregue depois de style.css e responsive.css.
   ========================================================= */

:root {
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-spring: cubic-bezier(.2, .8, .2, 1.15);
  --motion-fast: 180ms;
  --motion-normal: 320ms;
  --motion-slow: 700ms;
}

/* Entrada inicial */

body {
  animation: page-fade-in 600ms var(--ease-out) both;
}

nav {
  /*
    Não use transform na navbar: em iOS, um ancestral transformado
    muda a referência dos descendentes com position: fixed.
  */
  animation: nav-fade-in 500ms ease both;
}

.hero-logo {
  animation:
    fadeUp 800ms var(--ease-out) both,
    logo-float 5s 1s ease-in-out infinite;
}

.hero-badge {
  animation: fadeUp 700ms 120ms var(--ease-out) both;
}

.hero-title {
  animation: fadeUp 800ms 220ms var(--ease-out) both;
}

.hero-sub {
  animation: fadeUp 800ms 320ms var(--ease-out) both;
}

.hero-btns {
  animation: fadeUp 800ms 420ms var(--ease-out) both;
}

/* Revelação das seções */

.reveal {
  opacity: 0;
  transform: translate3d(0, 34px, 0);
  transition:
    opacity var(--motion-slow) var(--ease-out),
    transform var(--motion-slow) var(--ease-out);
  will-change: opacity, transform;
}

.reveal.vis {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Cards internos entram em sequência */

.reveal:not(.vis) :is(
  .prop-card,
  .qs-stat-item,
  .assoc-photo-card,
  .movement-topic,
  .step-card,
  .qr-action-card,
  .benef-item
) {
  opacity: 0;
  transform: translate3d(0, 24px, 0) scale(.985);
}

.reveal.vis :is(
  .prop-card,
  .qs-stat-item,
  .assoc-photo-card,
  .movement-topic,
  .step-card,
  .qr-action-card,
  .benef-item
) {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
  transition:
    opacity 600ms var(--ease-out),
    transform 600ms var(--ease-out),
    border-color var(--motion-normal) ease,
    box-shadow var(--motion-normal) ease,
    background-color var(--motion-normal) ease;
  transition-delay: var(--item-delay, 0ms);
}

/* Elementos clicáveis */

:is(
  .btn-primary,
  .btn-outline,
  .btn-white,
  .nav-cta,
  .qr-action-button,
  .instagram-card,
  .theme-btn,
  .menu-btn
) {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition:
    transform var(--motion-fast) var(--ease-spring),
    box-shadow var(--motion-normal) ease,
    border-color var(--motion-normal) ease,
    filter var(--motion-normal) ease,
    background-color var(--motion-normal) ease;
}

:is(
  .btn-primary,
  .btn-outline,
  .btn-white,
  .nav-cta,
  .qr-action-button
)::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    110deg,
    transparent 20%,
    rgba(255, 255, 255, .26) 45%,
    transparent 70%
  );
  transform: translateX(-130%);
  transition: transform 650ms var(--ease-out);
}

/* Ripple criado pelo JavaScript */

.interaction-ripple {
  position: absolute;
  z-index: 3;
  width: 12px;
  height: 12px;
  pointer-events: none;
  background: rgba(255, 255, 255, .42);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  animation: interaction-ripple 650ms ease-out forwards;
}

/* Cards e fotos */

:is(
  .prop-card,
  .qs-stat-item,
  .assoc-photo-card,
  .movement-topic,
  .step-card,
  .qr-action-card,
  .instagram-card,
  .event-banner,
  .qs-card
) {
  transition:
    transform var(--motion-normal) var(--ease-out),
    border-color var(--motion-normal) ease,
    box-shadow var(--motion-normal) ease,
    background-color var(--motion-normal) ease;
}

.assoc-photo {
  transition:
    transform 750ms var(--ease-out),
    filter 500ms ease;
}

.assoc-photo-tag {
  transition:
    transform var(--motion-normal) var(--ease-out),
    background-color var(--motion-normal) ease;
}

.qr-action-code img {
  transition: transform var(--motion-normal) var(--ease-out);
}

/* Navegação */

nav ul a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding-block: .35rem;
}

nav ul a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -.3rem;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), var(--orange2));
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--motion-normal) var(--ease-out);
}

nav ul a:is(:hover, :focus-visible, .active)::after {
  transform: scaleX(1);
}

@media (max-width: 1199px) {
  nav ul a {
    display: block;
    padding: .85rem 1rem;
  }

  nav ul a::after {
    right: 1rem;
    bottom: .35rem;
    left: 1rem;
  }
}

/* Campos */

.cont-form :is(input, select, textarea) {
  transition:
    transform var(--motion-fast) ease,
    border-color var(--motion-normal) ease,
    box-shadow var(--motion-normal) ease,
    background-color var(--motion-normal) ease;
}

.cont-form :is(input, select, textarea):focus {
  transform: translateY(-2px);
}

/* Foco acessível */

:is(a, button, input, select, textarea):focus-visible {
  outline: 3px solid rgba(244, 124, 32, .42);
  outline-offset: 3px;
}

/* Apenas dispositivos com mouse/trackpad */

@media (hover: hover) and (pointer: fine) {
  :is(
    .btn-primary,
    .btn-outline,
    .btn-white,
    .nav-cta,
    .qr-action-button
  ):hover {
    transform: translateY(-3px);
  }

  :is(
    .btn-primary,
    .btn-outline,
    .btn-white,
    .nav-cta,
    .qr-action-button
  ):hover::after {
    transform: translateX(130%);
  }

  :is(
    .prop-card,
    .qs-stat-item,
    .assoc-photo-card,
    .movement-topic,
    .step-card,
    .qr-action-card,
    .instagram-card,
    .event-banner
  ):hover {
    transform: translateY(-6px);
    border-color: rgba(244, 124, 32, .55);
    box-shadow: 0 18px 38px rgba(244, 124, 32, .13);
  }

  .assoc-photo-card:hover .assoc-photo {
    transform: scale(1.065);
    filter: saturate(1.06) contrast(1.03);
  }

  .assoc-photo-card:hover .assoc-photo-tag {
    transform: translateY(-3px);
    background: rgba(15, 17, 23, .9);
  }

  .qr-action-code:hover img {
    transform: scale(1.04) !important;
  }

  .theme-btn:hover {
    transform: rotate(12deg) scale(1.06);
  }
}

/* Dispositivos por toque */

@media (hover: none), (pointer: coarse) {
  :is(
    .btn-primary,
    .btn-outline,
    .btn-white,
    .nav-cta,
    .qr-action-button,
    .instagram-card,
    .prop-card,
    .assoc-photo-card,
    .movement-topic,
    .step-card,
    .qr-action-card
  ):active {
    transform: scale(.975);
    transition-duration: 90ms;
  }
}

/* Animações */

@keyframes page-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes nav-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes logo-float {
  0%,
  100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes interaction-ripple {
  0% {
    opacity: .65;
    transform: translate(-50%, -50%) scale(0);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(22);
  }
}

/* Acessibilidade e economia de bateria */

@media (prefers-reduced-motion: reduce) {
  body,
  nav,
  .hero-logo,
  .hero-badge,
  .hero-title,
  .hero-sub,
  .hero-btns {
    animation: none !important;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal,
  .reveal :is(
    .prop-card,
    .qs-stat-item,
    .assoc-photo-card,
    .movement-topic,
    .step-card,
    .qr-action-card,
    .benef-item
  ) {
    opacity: 1 !important;
    transform: none !important;
  }
}