/* ============================================================
   videoxd.fun — Sistema de Diseño Principal
   Arquitectura: Apple HIG aplicado a UIkit + scroll-snap nativo
   INSTRUCCIÓN FTP: Subir a /css/app.css
   ============================================================ */

/* ── Variables del Sistema de Diseño ── */
:root {
  --vidxd-black: #000000;
  --vidxd-glass-bg: rgba(0, 0, 0, 0.35);
  --vidxd-glass-border: rgba(255, 255, 255, 0.12);
  --vidxd-white: #ffffff;
  --vidxd-white-60: rgba(255, 255, 255, 0.60);
  --vidxd-accent: #ff2d55;
  /* Rojo Apple — botón like */
  --vidxd-accent-glow: rgba(255, 45, 85, 0.45);
  --vidxd-radius-btn: 50%;
  --vidxd-radius-bar: 20px;
  --vidxd-blur: blur(16px) saturate(180%);
  --vidxd-transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --vidxd-font: -apple-system, BlinkMacSystemFont, 'SF Pro Display',
    'Segoe UI', Roboto, sans-serif;
}

/* ── Reset & Base ── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  /* El scroll lo maneja #video-feed */
  background: var(--vidxd-black);
  color: var(--vidxd-white);
  font-family: var(--vidxd-font);
  /* Soporte de safe-area en iPhone con notch */
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

/* ── Splash Screen ── */
#splash-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--vidxd-black);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

#splash-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  animation: splashPulse 1.2s ease-in-out infinite alternate;
}

.splash-icon {
  font-size: 56px;
  color: var(--vidxd-accent);
  filter: drop-shadow(0 0 20px var(--vidxd-accent-glow));
}

.splash-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--vidxd-white);
}

@keyframes splashPulse {
  from {
    transform: scale(1);
    opacity: 1;
  }

  to {
    transform: scale(1.05);
    opacity: 0.8;
  }
}

/* ═══════════════════════════════════════════════════
   FEED PRINCIPAL — Scroll Snap Vertical
═══════════════════════════════════════════════════ */
#video-feed {
  height: 100dvh;
  /* dvh: respeta la barra de herramientas móvil */
  width: 100vw;
  overflow-y: scroll;
  overflow-x: hidden;

  /* ── SCROLL SNAP: preciso como TikTok nativo ── */
  scroll-snap-type: y mandatory;
  -webkit-overflow-scrolling: touch;

  /* Ocultar scrollbar (visual) en todos los navegadores */
  scrollbar-width: none;
  -ms-overflow-style: none;
}

#video-feed::-webkit-scrollbar {
  display: none;
}

/* ── Cada slide ocupa exactamente la pantalla completa ── */
.video-slide {
  position: relative;
  height: 100dvh;
  width: 100vw;
  flex-shrink: 0;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  /* Fuerza detenerse en cada video */
  overflow: hidden;
  background: #111;
}

/* ── Elemento <video> a pantalla completa ── */
.video-player {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  /* Contain: preserva ratio sin recortar */
  background: var(--vidxd-black);
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

/* ── Video 9:16 o más alto: llenar pantalla completamente ── */
.video-slide[data-ratio="vertical"] .video-player {
  object-fit: cover;
  /* Vertical puro: sí puede llenar */
}

/* ── Video cuadrado o ligeramente horizontal: centrado ── */
.video-slide[data-ratio="square"] .video-player,
.video-slide[data-ratio="horizontal"] .video-player {
  object-fit: contain;
}

/* ══════════════════════════════════════════════════════
   OVERLAY — Girar Pantalla (solo en videos horizontales)
══════════════════════════════════════════════════════ */
.rotate-hint {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  pointer-events: none;
  opacity: 1;
  transition: opacity 0.3s ease;
  z-index: 10;
}

.rotate-hint.hidden {
  opacity: 0;
  pointer-events: none;
}

.rotate-hint-icon {
  font-size: 48px;
  animation: rotateWiggle 1.8s ease-in-out infinite;
}

.rotate-hint-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--vidxd-white);
  text-align: center;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
  letter-spacing: 0.3px;
}

@keyframes rotateWiggle {
  0% {
    transform: rotate(0deg);
  }

  20% {
    transform: rotate(-25deg);
  }

  40% {
    transform: rotate(25deg);
  }

  60% {
    transform: rotate(-25deg);
  }

  80% {
    transform: rotate(25deg);
  }

  100% {
    transform: rotate(0deg);
  }
}

/* En landscape, el hint desaparece (el video pasa a fullscreen via JS) */
@media (orientation: landscape) {
  .rotate-hint {
    opacity: 0;
    pointer-events: none;
  }
}

/* ═══════════════════════════════════════════════════
   OVERLAY — Información + Botones
═══════════════════════════════════════════════════ */
.video-overlay {
  position: absolute;
  inset: 0;
  /* Degradado sutil en la parte inferior para legibilidad del título */
  background: linear-gradient(to top,
      rgba(0, 0, 0, 0.72) 0%,
      rgba(0, 0, 0, 0.15) 40%,
      transparent 100%);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: 0 16px 32px 16px;
  padding-bottom: calc(32px + env(safe-area-inset-bottom));
  pointer-events: none;
  /* Pasa clics al video por defecto */
}

/* ── Info del Video (izquierda) ── */
.video-info {
  pointer-events: auto;
  max-width: calc(100% - 90px);
  padding-right: 12px;
}

.video-title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--vidxd-white);
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
  margin-bottom: 6px;
  /* Máx 3 líneas */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-category {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--vidxd-white-60);
  background: var(--vidxd-glass-bg);
  backdrop-filter: var(--vidxd-blur);
  -webkit-backdrop-filter: var(--vidxd-blur);
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 100px;
  padding: 3px 10px;
}

/* ═══════════════════════════════════════════════════
   ACTION BAR — Glassmorphism "Liquid UI"
═══════════════════════════════════════════════════ */
.action-bar {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--vidxd-glass-bg);
  backdrop-filter: var(--vidxd-blur);
  -webkit-backdrop-filter: var(--vidxd-blur);
  border: 1px solid var(--vidxd-glass-border);
  border-radius: var(--vidxd-radius-bar);
  padding: 12px 10px 8px;
  cursor: pointer;
  transition:
    transform var(--vidxd-transition),
    background var(--vidxd-transition),
    box-shadow var(--vidxd-transition);
  min-width: 54px;
  color: var(--vidxd-white);
  user-select: none;
  -webkit-user-select: none;
}

.action-btn:active {
  transform: scale(0.92);
}

.action-icon {
  font-size: 26px;
  line-height: 1;
  display: block;
}

.action-count {
  font-size: 11px;
  font-weight: 600;
  color: var(--vidxd-white-60);
  letter-spacing: 0.2px;
}

/* ── Botón Like — estado base ── */
.btn-like .action-icon {
  color: var(--vidxd-white);
  transition: color var(--vidxd-transition), transform var(--vidxd-transition);
}

/* ── Botón Like — estado activo (liked) ── */
.btn-like.is-liked {
  background: rgba(255, 45, 85, 0.20);
  border-color: var(--vidxd-accent);
  box-shadow: 0 0 18px var(--vidxd-accent-glow);
}

.btn-like.is-liked .action-icon {
  color: var(--vidxd-accent);
}

/* ── Micro-animación "Pop" al dar like ── */
@keyframes heartPop {
  0% {
    transform: scale(1);
  }

  30% {
    transform: scale(1.55) rotate(-8deg);
  }

  60% {
    transform: scale(0.88) rotate(4deg);
  }

  80% {
    transform: scale(1.15);
  }

  100% {
    transform: scale(1);
  }
}

.btn-like.pop .action-icon {
  animation: heartPop 0.45s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

/* ── Botón compartir ── */
.btn-share:hover,
.btn-share:active {
  background: rgba(100, 200, 255, 0.18);
  border-color: rgba(100, 200, 255, 0.5);
}

/* ═══════════════════════════════════════════════════
   ESTADOS DE CARGA
═══════════════════════════════════════════════════ */
.loading-indicator {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
}

.loading-spinner {
  width: 32px;
  height: 32px;
  border: 3px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--vidxd-white);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.end-of-feed {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--vidxd-glass-bg);
  backdrop-filter: var(--vidxd-blur);
  -webkit-backdrop-filter: var(--vidxd-blur);
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 100px;
  padding: 8px 20px;
  font-size: 13px;
  color: var(--vidxd-white-60);
  z-index: 100;
}

/* ── Slide de esqueleto (placeholder mientras carga) ── */
.video-slide-skeleton {
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 50%, #1a1a1a 100%);
  background-size: 200% 200%;
  animation: skeleton 1.5s ease infinite;
}

@keyframes skeleton {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

/* ── Toast de notificación rápida ── */
.toast-notification {
  position: fixed;
  top: calc(env(safe-area-inset-top) + 16px);
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  background: rgba(30, 30, 30, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 12px;
  padding: 10px 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--vidxd-white);
  z-index: 500;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  white-space: nowrap;
}

.toast-notification.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ── Category Drawer (glass, lado derecho) ── */
.category-toggle {
  position: fixed;
  right: 12px;
  top: 40%;
  transform: translateY(-50%);
  z-index: 420;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.48);
  color: var(--vidxd-white);
  backdrop-filter: blur(18px) saturate(170%);
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  padding: 9px 12px;
  cursor: pointer;
  transition: transform .24s ease, background .24s ease;
}

.category-toggle:active {
  transform: translateY(-50%) scale(.96);
}

.category-toggle-arrow {
  font-size: 13px;
  transition: transform .24s ease;
}

.category-toggle-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .2px;
}

body.categories-open .category-toggle-arrow {
  transform: rotate(180deg);
}

.category-drawer {
  position: fixed;
  top: calc(env(safe-area-inset-top) + 16px);
  right: 10px;
  width: min(80vw, 300px);
  max-height: min(68dvh, 520px);
  z-index: 430;
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(26, 26, 26, .72), rgba(8, 8, 8, .58));
  backdrop-filter: blur(22px) saturate(175%);
  -webkit-backdrop-filter: blur(22px) saturate(175%);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .35);
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateX(calc(100% + 16px));
  transition: transform .28s cubic-bezier(.2, .8, .2, 1), opacity .2s ease;
}

body.categories-open .category-drawer {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.category-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.category-drawer-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .2px;
}

.category-close {
  border: 0;
  background: transparent;
  color: var(--vidxd-white-60);
  font-size: 13px;
  cursor: pointer;
}

.category-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  overflow-y: auto;
}

.category-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, .10);
  border-radius: 14px;
  background: rgba(255, 255, 255, .03);
  color: var(--vidxd-white);
  padding: 10px 12px;
  cursor: pointer;
  text-align: left;
  transition: border-color .22s ease, background .22s ease, transform .15s ease;
}

.category-item:active {
  transform: scale(.985);
}

.category-item.active {
  border-color: rgba(90, 185, 255, .55);
  background: rgba(90, 185, 255, .15);
}

.category-name {
  font-size: 13px;
  font-weight: 600;
}

.category-count {
  font-size: 11px;
  color: var(--vidxd-white-60);
}

.sort-toggle {
  position: fixed;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 420;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 999px;
  background: rgba(10, 10, 10, 0.48);
  color: var(--vidxd-white);
  backdrop-filter: blur(18px) saturate(170%);
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  padding: 9px 12px;
  cursor: pointer;
  transition: transform .24s ease, background .24s ease;
}

.sort-toggle:active {
  transform: translateY(-50%) scale(.96);
}

.sort-toggle-arrow {
  font-size: 13px;
  transition: transform .24s ease;
}

.sort-toggle-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .2px;
}

body.sort-open .sort-toggle-arrow {
  transform: rotate(180deg);
}

.sort-drawer {
  position: fixed;
  top: calc(env(safe-area-inset-top) + 16px);
  left: 10px;
  width: min(80vw, 300px);
  max-height: min(68dvh, 520px);
  z-index: 430;
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(26, 26, 26, .72), rgba(8, 8, 8, .58));
  backdrop-filter: blur(22px) saturate(175%);
  -webkit-backdrop-filter: blur(22px) saturate(175%);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .35);
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateX(calc(-100% - 16px));
  transition: transform .28s cubic-bezier(.2, .8, .2, 1), opacity .2s ease;
}

body.sort-open .sort-drawer {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.sort-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.sort-drawer-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .2px;
}

.sort-close {
  border: 0;
  background: transparent;
  color: var(--vidxd-white-60);
  font-size: 13px;
  cursor: pointer;
}

.sort-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  overflow-y: auto;
}

.sort-item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(255, 255, 255, .10);
  border-radius: 14px;
  background: rgba(255, 255, 255, .03);
  color: var(--vidxd-white);
  padding: 10px 12px;
  cursor: pointer;
  text-align: left;
  transition: border-color .22s ease, background .22s ease, transform .15s ease;
}

.sort-item:active {
  transform: scale(.985);
}

.sort-item.active {
  border-color: rgba(255, 197, 84, .62);
  background: rgba(255, 197, 84, .16);
}

.sort-name {
  font-size: 13px;
  font-weight: 600;
}

.sort-hint {
  font-size: 11px;
  color: var(--vidxd-white-60);
}

/* ── Share sheet (redes sociales) ── */
.share-sheet {
  position: fixed;
  inset: 0;
  z-index: 520;
}

.share-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .45);
  backdrop-filter: blur(2px);
}

.share-panel {
  position: absolute;
  left: 50%;
  bottom: calc(18px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(92vw, 420px);
  border: 1px solid var(--vidxd-glass-border);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(20, 20, 20, .86), rgba(8, 8, 8, .72));
  backdrop-filter: blur(18px) saturate(170%);
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .45);
  padding: 14px;
}

.share-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 700;
}

.share-close {
  border: 0;
  background: transparent;
  color: var(--vidxd-white-60);
  cursor: pointer;
}

.share-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.share-action {
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 14px;
  background: rgba(255, 255, 255, .03);
  color: var(--vidxd-white);
  font-size: 12px;
  font-weight: 600;
  padding: 11px 10px;
  cursor: pointer;
}

.share-action:active {
  transform: scale(.98);
}

/* Aviso legal de primera visita */
.legal-notice {
  position: fixed;
  inset: 0;
  z-index: 650;
}

body.legal-open #video-feed {
  pointer-events: none;
}

.legal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .56);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.legal-card {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(92vw, 560px);
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: linear-gradient(145deg, rgba(24, 24, 24, .88), rgba(8, 8, 8, .75));
  backdrop-filter: blur(26px) saturate(170%);
  -webkit-backdrop-filter: blur(26px) saturate(170%);
  box-shadow: 0 30px 60px rgba(0, 0, 0, .48);
  padding: 18px;
}

.legal-title {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: .2px;
}

.legal-text {
  font-size: 14px;
  line-height: 1.5;
  color: rgba(255, 255, 255, .92);
  margin-bottom: 10px;
}

.legal-text-soft {
  color: var(--vidxd-white-60);
}

.legal-accept {
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 14px;
  background: rgba(255, 255, 255, .08);
  color: var(--vidxd-white);
  font-size: 14px;
  font-weight: 700;
  padding: 11px 14px;
  cursor: pointer;
  min-width: 136px;
}

.legal-accept:active {
  transform: scale(.98);
}

/* Slide de anuncio entre videos */
.video-slide.ad-slide {
  background:
    radial-gradient(110% 80% at 0% 0%, rgba(38, 121, 255, .30), transparent 50%),
    radial-gradient(110% 80% at 100% 100%, rgba(255, 45, 85, .30), transparent 46%),
    #080808;
}

.ad-shell {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.ad-card {
  width: min(92vw, 560px);
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: linear-gradient(145deg, rgba(28, 28, 28, .82), rgba(12, 12, 12, .68));
  backdrop-filter: blur(24px) saturate(168%);
  -webkit-backdrop-filter: blur(24px) saturate(168%);
  box-shadow: 0 24px 56px rgba(0, 0, 0, .46);
  padding: 16px;
}

.ad-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.ad-badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .4px;
  color: rgba(255, 255, 255, .84);
  text-transform: uppercase;
}

.ad-caption {
  font-size: 12px;
  color: var(--vidxd-white-60);
}

.ad-provider-slot {
  min-height: 220px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 16px;
  background: rgba(255, 255, 255, .04);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.ad-fallback {
  text-align: center;
}

.ad-fallback-title {
  display: block;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.ad-fallback-sub {
  font-size: 12px;
  color: var(--vidxd-white-60);
}

@media (max-width: 560px) {
  .sort-toggle-label,
  .category-toggle-label {
    display: none;
  }

  .sort-toggle {
    left: 10px;
    padding: 10px 11px;
  }

  .category-toggle {
    right: 10px;
    padding: 10px 11px;
  }
}