/**
 * 🎬 YOUTUBE CAROUSEL - Estilos do Carrossel de Vídeos
 * 
 * Responsabilidades:
 * - Layout e animações do carrossel 3D
 * - Controles de navegação
 * - Player de vídeo e fullscreen
 * - Responsividade do carrossel
 * 
 * Usado em: index.html (dentro da .index-hub)
 */

/* ========================================
   CONTAINER DO CARROSSEL
   ======================================== */

.youtube-carousel {
  flex: 0 0 auto !important;
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 10px 0 14px;
  overflow: visible;
  border-bottom: 1px solid var(--primary-glow-weak);
}

/* ========================================
   WRAPPER 3D COVERFLOW
   ======================================== */

.carousel-wrapper {
  display: flex;
  flex-direction: row;
  gap: 0;
  width: 100%;
  overflow: hidden;
  padding: 40px 24px;
  perspective: 1200px;
  perspective-origin: center center;
  justify-content: center;
  align-items: center;
  position: relative;
  height: 215px;
}

/* ========================================
   SLIDES COM EFEITO 3D
   ======================================== */

.carousel-slide {
  flex: 0 0 320px;
  height: 180px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform-origin: center center;
  transition:
    transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

/* Slide central (ativo) */
.carousel-slide.active {
  transform: translate(-50%, -50%) translateZ(0) rotateY(0deg) scale(1);
  opacity: 1;
  z-index: 10;
  border: 2px solid var(--primary-light);
  box-shadow: 0 0 20px var(--primary-glow);
}

/* Slides laterais - Primeiro nível */
.carousel-slide.left-1 {
  transform: translate(-50%, -50%) translateX(-200px) translateZ(-100px) rotateY(35deg) scale(0.8);
  opacity: 0.7;
  z-index: 9;
}

.carousel-slide.right-1 {
  transform: translate(-50%, -50%) translateX(200px) translateZ(-100px) rotateY(-35deg) scale(0.8);
  opacity: 0.7;
  z-index: 9;
}

/* Slides laterais - Segundo nível */
.carousel-slide.left-2 {
  transform: translate(-50%, -50%) translateX(-350px) translateZ(-200px) rotateY(55deg) scale(0.6);
  opacity: 0.4;
  z-index: 8;
}

.carousel-slide.right-2 {
  transform: translate(-50%, -50%) translateX(350px) translateZ(-200px) rotateY(-55deg) scale(0.6);
  opacity: 0.4;
  z-index: 8;
}

/* Slides fora do palco — NÃO usar .hidden (global = display:none !important).
   No WebKitGTK display:none a cada tick recria camadas e causa piscadas. */
.carousel-slide.is-offstage {
  display: block !important;
  transform: translate(-50%, -50%) translateX(-500px) translateZ(-300px) rotateY(75deg) scale(0.4);
  opacity: 0;
  z-index: 1;
  pointer-events: none;
  visibility: hidden;
}

/* ========================================
   CONTAINER DE VÍDEO
   ======================================== */

.carousel-slide .video-container {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

/* Overlay transparente para capturar cliques */
.video-click-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
  cursor: pointer;
  z-index: 2;
  border-radius: 12px;
}

/* Selo de play no slide em destaque: pista visual de que dá para tocar.
   Formato do ícone do YouTube que gira ao clicar (.yt-player-loading): retângulo
   arredondado com triângulo, na proporção do ícone (546x384). Cores do app:
   fundo escuro translúcido + dourado. Só desenho (pointer-events:none); o
   clique continua no overlay. */
.carousel-slide.active .video-click-overlay::before,
.carousel-slide.active .video-click-overlay::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  pointer-events: none;
}

.carousel-slide.active .video-click-overlay::before {
  width: 60px;
  height: 42px;
  margin: -21px 0 0 -30px;
  border-radius: 12px;
  background: rgba(11, 13, 16, 0.6);
  border: 1.5px solid rgba(255, 198, 66, 0.75);
  box-shadow: 0 3px 14px rgba(0, 0, 0, 0.5);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  transition:
    background 0.2s ease,
    transform 0.2s ease;
}

.carousel-slide.active .video-click-overlay::after {
  width: 16px;
  height: 18px;
  margin: -9px 0 0 -6px; /* centro óptico: triângulo levemente à direita */
  background: var(--primary-light, #ffc642);
  clip-path: polygon(0 0, 100% 50%, 0 100%);
  transition: background 0.2s ease;
}

@media (hover: hover) {
  .carousel-slide.active .video-click-overlay:hover::before {
    background: var(--primary-light, #ffc642);
    transform: scale(1.08);
  }
  .carousel-slide.active .video-click-overlay:hover::after {
    background: var(--text-on-primary, #0b0d10);
  }
}

@media (max-width: 480px) {
  .carousel-slide.active .video-click-overlay::before {
    width: 52px;
    height: 37px;
    margin: -18.5px 0 0 -26px;
    border-radius: 10px;
  }
  .carousel-slide.active .video-click-overlay::after {
    width: 14px;
    height: 16px;
    margin: -8px 0 0 -5px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-slide.active .video-click-overlay::before,
  .carousel-slide.active .video-click-overlay::after {
    transition: none;
  }
}

.carousel-slide iframe {
  width: 100%;
  height: 100%;
  border-radius: 12px;
  transition: all 0.3s ease;
}

/* ========================================
   OVERLAY E BOTÃO PLAY
   ======================================== */

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--black-30);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  transition: all 0.3s ease;
  border-radius: 12px;
  cursor: pointer;
}

.video-overlay.playing {
  opacity: 0;
  pointer-events: none;
}

@media (hover: hover) {
  .carousel-slide:hover .video-overlay:not(.playing) {
  background: var(--black-50);
}
}

.play-button {
  background: var(--primary-light-90);
  border: none;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px var(--black-30);
}

@media (hover: hover) {
  .play-button:hover {
  background: var(--primary-light);
  transform: scale(1.1);
  box-shadow: 0 6px 20px var(--primary-light-glow-40);
}
}

.play-button i {
  color: var(--text-on-primary);
  font-size: 1.5rem;
  margin-left: 2px;
}

/* ========================================
   FULLSCREEN VIDEO PLAYER
   ======================================== */

.video-fullscreen-container {
  /* Faixa reservada no topo SÓ para o botão fechar — nunca cobre a UI do YouTube */
  --yt-bar: calc(52px + env(safe-area-inset-top, 0px));
  position: fixed;
  inset: 0;
  box-sizing: border-box;
  padding-top: var(--yt-bar);
  background: #000;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  overflow: hidden;
}

.video-fullscreen-container.active {
  opacity: 1;
}

body.yt-fullscreen-open {
  overflow: hidden;
}

.fullscreen-video-wrapper {
  position: relative;
  /* 16:9 ocupando o máximo do espaço abaixo da faixa do botão */
  width: min(100vw, 1600px, calc((100vh - var(--yt-bar, 52px)) * 16 / 9));
  height: auto;
  aspect-ratio: 16 / 9;
  background: #000;
  border: none;
  border-radius: 0;
  overflow: hidden;
  box-shadow: none;
  outline: none;
}

.fullscreen-video-wrapper iframe {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 0;
  display: block;
  margin: 0;
  padding: 0;
  outline: none;
  background: #000;
}

/* Linux/WebKit: leve scale evita frestas de 1px (mantém tamanho 90vw) */
html.is-tauri-desktop .video-fullscreen-container {
  background: #000;
}

html.is-tauri-desktop .fullscreen-video-wrapper iframe {
  transform: translate3d(0, 0, 0) scale(1.004);
  transform-origin: center center;
}

.yt-player-loading {
  display: none;
  position: absolute;
  inset: 0;
  z-index: 2;
  align-items: center;
  justify-content: center;
  background: #000;
  color: var(--primary, #e62117);
  font-size: 2.5rem;
  pointer-events: none;
}

.fullscreen-video-wrapper.is-loading .yt-player-loading {
  display: flex;
}

.fullscreen-video-wrapper.is-loading iframe {
  opacity: 0;
}

.fullscreen-video-wrapper:not(.is-loading) iframe {
  opacity: 1;
  transition: opacity 0.2s ease;
}

@supports (height: 100dvh) {
  .fullscreen-video-wrapper {
    width: min(100vw, 1600px, calc((100dvh - var(--yt-bar, 52px)) * 16 / 9));
  }
}

/* Fechar do player: mesmo padrão dos botões de fechar dos modais do app
   (quadrado arredondado, ícone cinza, hover vermelho). Fixo no canto superior
   direito, dentro da faixa reservada (fora do vídeo). */
.fullscreen-close {
  position: fixed;
  top: calc(env(safe-area-inset-top, 0px) + 8px);
  right: calc(env(safe-area-inset-right, 0px) + 12px);
  left: auto;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--toolbar-btn-size, 36px);
  height: var(--toolbar-btn-size, 36px);
  min-width: var(--toolbar-btn-size, 36px);
  margin: 0;
  padding: 0;
  background: var(--toolbar-btn-bg, #1b2128);
  border: 1px solid var(--toolbar-btn-border, #2a3645);
  border-radius: var(--toolbar-btn-radius, 8px);
  color: var(--action-neutral, #b8c0c8);
  cursor: pointer;
  transition: var(
    --toolbar-btn-transition,
    background 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease
  );
  z-index: 10001;
  -webkit-tap-highlight-color: transparent;
}

.fullscreen-close:focus-visible {
  outline: 2px solid var(--primary-light, #ffc642);
  outline-offset: 2px;
}

.fullscreen-close i {
  color: inherit;
  font-size: 1rem;
  line-height: 1;
}

@media (hover: hover) {
  .fullscreen-close:hover {
    background: var(--tint-danger, rgba(224, 90, 90, 0.1));
    border-color: var(--danger-glow-40, rgba(224, 90, 90, 0.4));
    color: var(--danger, #e05a5a);
  }
}

.fullscreen-close:active {
  background: var(--tint-danger, rgba(224, 90, 90, 0.1));
  border-color: var(--danger-glow-40, rgba(224, 90, 90, 0.4));
  color: var(--danger, #e05a5a);
}

/* Carregamento / erro do carrossel YouTube (yt-videos.js usa .intel-loading-box) */
.intel-loading-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  flex: 1 !important;
  height: 100% !important;
  width: 100%;
  background: var(--black-10);
  border-radius: 12px;
  padding: 15px;
  animation: ytCarouselLoadingPulse 2s infinite ease-in-out;
}

.intel-loading-box i {
  font-size: 1.8rem;
  color: var(--primary);
  margin-bottom: 8px;
  filter: drop-shadow(0 0 10px var(--primary-glow));
}

.intel-loading-box p {
  font-family: var(--font-heading) !important;
  font-size: 0.9rem;
  letter-spacing: 1.5px;
  color: var(--primary);
  margin: 0;
  text-transform: uppercase;
}

.video-thumbnail.yt-thumb-offline {
  position: relative;
  background:
    radial-gradient(circle at 50% 42%, rgba(var(--primary-rgb), 0.18), transparent 55%),
    var(--subcard, #1b2128);
  min-height: 120px;
}

.video-thumbnail.yt-thumb-offline img {
  opacity: 0;
}

.video-thumbnail.yt-thumb-offline::after {
  content: "\f04b";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  color: var(--text-secondary, #b8c0c8);
  opacity: 0.85;
  pointer-events: none;
}

.intel-loading-box.intel-loading-error {
  border-color: rgba(var(--danger-rgb), 0.3);
  animation: none;
  opacity: 1;
}

.intel-loading-box.intel-loading-error i,
.intel-loading-box.intel-loading-error p {
  color: var(--danger);
  filter: none;
}

@keyframes ytCarouselLoadingPulse {

  0%,
  100% {
    opacity: 0.85;
  }

  50% {
    opacity: 1;
  }
}

/* ========================================
   CONTROLES DE NAVEGAÇÃO
   ======================================== */

.carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(135deg,
      rgba(var(--black-rgb), 0.9),
      rgba(var(--black-rgb), 0.9));
  color: var(--primary-light);
  border: 2px solid var(--primary-light-glow);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  font-size: 1.4rem;
  cursor: pointer;
  z-index: 3;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 4px 16px var(--black-40);
  backdrop-filter: blur(10px);
  display: none;
}

.carousel-nav.prev {
  left: 12px;
}

.carousel-nav.next {
  right: 12px;
}

@media (hover: hover) {
  .carousel-nav:hover {
  background: linear-gradient(135deg,
      var(--primary-light-glow-20),
      var(--primary-light-glow-weak));
  border-color: var(--primary-light);
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 6px 24px var(--primary-light-glow);
  color: var(--text-primary);
}
}

.carousel-nav:active {
  transform: translateY(-50%) scale(0.95);
}

/* ========================================
   INDICADORES DE PROGRESSO
   ======================================== */

.carousel-indicators {
  display: none;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  padding: 0 24px;
}

/* Sistema de paginação para muitos vídeos */
.pagination-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.pagination-nav {
  background: rgba(var(--black-rgb), 0.8);
  color: var(--primary-light);
  border: 1px solid var(--primary-light-glow);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

@media (hover: hover) {
  .pagination-nav:hover {
  background: var(--primary-light-glow-20);
  border-color: var(--primary-light);
  transform: scale(1.1);
}
}

/* Indicadores simples (poucos vídeos) */
.carousel-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--white-30);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  padding: 0;
}

.carousel-indicator.active {
  background: var(--primary-light);
  transform: scale(1.2);
  box-shadow: 0 0 8px var(--primary-light-glow-50);
}

@media (hover: hover) {
  .carousel-indicator:hover {
  background: var(--white-60);
  transform: scale(1.1);
}
}

.position-counter {
  background: rgba(var(--black-rgb), 0.9);
  color: var(--primary-light);
  padding: 6px 16px;
  border-radius: 16px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--primary-light-glow-40);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 8px var(--black-30);
}

/* ========================================
   THUMBNAILS E BOTÕES PLAY (FALLBACK)
   ======================================== */

.video-thumbnail {
  position: relative;
  width: 320px;
  height: 180px;
  background: var(--bg);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s ease;
}

@media (hover: hover) {
  .video-thumbnail:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 20px var(--primary-glow);
}
}

.video-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.3s ease;
}

@media (hover: hover) {
  .video-thumbnail:hover img {
  opacity: 0.8;
}
}

.video-iframe {
  display: block;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.video-iframe.hidden,
.video-thumbnail.hidden {
  display: none !important;
}

/* ========================================
   RESPONSIVIDADE - TABLETS
   ======================================== */

@media (max-width: 700px) {
  .youtube-carousel {
    max-width: 99vw;
    padding: 10px 0 18px 0;
  }

  .carousel-wrapper {
    padding: 25px 12px;
    height: 220px;
    perspective: 900px;
  }

  .carousel-slide {
    flex: 0 0 280px;
    height: 157px;
  }

  .carousel-slide.left-1,
  .carousel-slide.right-1 {
    transform: translate(-50%, -50%) translateX(-170px) translateZ(-85px) rotateY(32deg) scale(0.8);
  }

  .carousel-slide.right-1 {
    transform: translate(-50%, -50%) translateX(170px) translateZ(-85px) rotateY(-32deg) scale(0.8);
  }

  .carousel-slide.left-2,
  .carousel-slide.right-2 {
    transform: translate(-50%, -50%) translateX(-290px) translateZ(-160px) rotateY(48deg) scale(0.55);
  }

  .carousel-slide.right-2 {
    transform: translate(-50%, -50%) translateX(290px) translateZ(-160px) rotateY(-48deg) scale(0.55);
  }

  .carousel-nav {
    width: 36px;
    height: 36px;
    font-size: 1.1rem;
  }

  .carousel-nav.prev {
    left: 6px;
  }

  .carousel-nav.next {
    right: 6px;
  }

  .carousel-indicators {
    gap: 6px;
    margin-top: 12px;
    padding: 0 12px;
  }

  .carousel-indicator {
    width: 8px;
    height: 8px;
  }

  .pagination-nav {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
  }

  .position-counter {
    font-size: 0.75rem;
    padding: 4px 12px;
  }

  .pagination-wrapper {
    gap: 12px;
  }

  .video-thumbnail {
    width: 280px;
    height: 160px;
  }

  .play-button {
    width: 50px;
    height: 50px;
  }

  .play-button div {
    border-left: 16px solid white;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    margin-left: 3px;
  }
}

/* ========================================
   RESPONSIVIDADE - SMARTPHONES
   ======================================== */

@media (max-width: 480px) {
  .youtube-carousel {
    border-radius: 8px;
    padding: 6px 0 10px 0;
  }

  .carousel-wrapper {
    padding: 20px 8px;
    height: 180px;
    perspective: 700px;
  }

  .carousel-slide {
    flex: 0 0 260px;
    height: 146px;
  }

  .carousel-slide.left-1,
  .carousel-slide.right-1 {
    transform: translate(-50%, -50%) translateX(-140px) translateZ(-70px) rotateY(28deg) scale(0.75);
  }

  .carousel-slide.right-1 {
    transform: translate(-50%, -50%) translateX(140px) translateZ(-70px) rotateY(-28deg) scale(0.75);
  }

  .carousel-slide.left-2,
  .carousel-slide.right-2 {
    opacity: 0;
    transform: translate(-50%, -50%) translateX(-240px) translateZ(-130px) rotateY(42deg) scale(0.45);
  }

  .carousel-slide.right-2 {
    transform: translate(-50%, -50%) translateX(240px) translateZ(-130px) rotateY(-42deg) scale(0.45);
  }

  .carousel-nav {
    width: 28px;
    height: 28px;
    font-size: 0.9rem;
  }

  .carousel-nav.prev {
    left: 4px;
  }

  .carousel-nav.next {
    right: 4px;
  }

  .carousel-indicators {
    gap: 4px;
    margin-top: 8px;
    padding: 0 8px;
  }

  .carousel-indicator {
    width: 6px;
    height: 6px;
  }

  .pagination-nav {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }

  .position-counter {
    font-size: 0.7rem;
    padding: 3px 10px;
  }

  .pagination-wrapper {
    gap: 10px;
  }

  .video-thumbnail {
    width: 260px;
    height: 146px;
  }

  .play-button {
    width: 45px;
    height: 45px;
  }

  .play-button div {
    border-left: 14px solid white;
    border-top: 8px solid transparent;
    border-bottom: 8px solid transparent;
    margin-left: 2px;
  }
}

/* ─── Home: zona do carrossel — base clara + ambient blur do thumb ativo ─── */
.index-hub .index-media__carousel-zone {
  position: relative;
  border-radius: 16px;
  padding-block: clamp(4px, 1.2vw, 9px);
  overflow: visible;
  isolation: isolate;
  background: var(--hud-item);
  border: none;
  box-shadow: inset 0 1px 0 var(--white-05);
}

.index-hub .index-media__carousel-ambient {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  border-radius: inherit;
}

.index-hub .index-media__carousel-ambient img {
  position: absolute;
  left: 50%;
  top: 42%;
  width: 115%;
  height: 115%;
  max-width: none;
  object-fit: cover;
  transform: translate(-50%, -50%) scale(1.08);
  filter: blur(64px) saturate(0.95) brightness(0.55);
  opacity: 0.22;
  transition: opacity 0.45s ease;
}

.index-hub .index-media__carousel-ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 70% at 50% 45%,
      transparent 12%,
      color-mix(in srgb, var(--hud-item) 72%, transparent) 55%,
      var(--hud-item) 88%);
}

.index-hub .index-media__carousel-zone>.youtube-carousel {
  position: relative;
  z-index: 1;
}

.index-hub .carousel-slide {
  border-radius: 14px;
  filter: saturate(1.03);
}

.index-hub .carousel-slide .video-container {
  border-radius: 14px;
}

.index-hub .carousel-slide.active {
  border: 1px solid rgba(var(--warning-rgb), 0.52);
  box-shadow:
    0 0 0 1px var(--white-06),
    0 22px 56px var(--black-55),
    0 0 48px rgba(var(--warning-rgb), 0.12);
}

.index-hub .carousel-slide.left-1,
.index-hub .carousel-slide.right-1 {
  opacity: 0.8;
}

.index-hub .carousel-slide.left-2,
.index-hub .carousel-slide.right-2 {
  opacity: 0.42;
}

@media (max-width: 700px) {

  .index-hub .carousel-slide.left-1,
  .index-hub .carousel-slide.right-1 {
    opacity: 0.74;
  }

  .index-hub .carousel-slide.left-2,
  .index-hub .carousel-slide.right-2 {
    opacity: 0.36;
  }
}

/* Linux/WebKitGTK — anti-piscada (coverflow intacto, sem animar pelo centro) */
html.is-tauri-linux .carousel-slide {
  transition: none !important;
  filter: none !important;
  will-change: auto;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

html.is-tauri-linux .carousel-slide .video-thumbnail img {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}