/**
 * Componentes premium — Cinematic Space Romance
 * Botões cinematográficos, cards glass, HUD minimalista
 */

/* === Botão Primary Cinematográfico === */
.btn-primary,
.btn-glass {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.2) 0%, rgba(56, 189, 248, 0.08) 100%);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: var(--shadow-card), var(--shadow-inset),
    0 0 24px rgba(124, 58, 237, 0.15);
  transition: background var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out),
    box-shadow var(--duration-normal) var(--ease-out),
    transform var(--duration-fast) var(--ease-out);
}

.btn-primary:hover,
.btn-glass:hover {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.3) 0%, rgba(56, 189, 248, 0.12) 100%);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-card-hover), var(--shadow-inset),
    0 0 32px rgba(124, 58, 237, 0.25);
}

.btn-primary:active,
.btn-glass:active {
  transform: scale(0.97);
  box-shadow: var(--shadow-card), var(--shadow-inset);
}

.btn-primary:focus-visible,
.btn-glass:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px rgba(124, 58, 237, 0.5);
}

/* === Botão Secondary Elegante === */
.btn-secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  transition: border-color var(--duration-normal), background var(--duration-normal), transform var(--duration-fast);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.04);
}

.btn-secondary:active {
  transform: scale(0.97);
}

/* === Card Glass Premium === */
.card-glass {
  background: var(--bg-glass);
  backdrop-filter: blur(var(--blur-md));
  -webkit-backdrop-filter: blur(var(--blur-md));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-card), var(--shadow-inset);
  border-radius: var(--radius-3xl);
}

/* === Tap to Continue === */
.tap-to-continue {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: clamp(0.8125rem, 2.5vw, 0.875rem);
  opacity: 0.7;
  transition: opacity var(--duration-normal);
}

.tap-to-continue__arrow {
  display: inline-flex;
  animation: tap-arrow-pulse 1.5s ease-in-out infinite;
}

@keyframes tap-arrow-pulse {
  0%, 100% { transform: translateX(0); opacity: 0.8; }
  50% { transform: translateX(4px); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .tap-to-continue__arrow {
    animation: none;
  }
}

/* === Progress HUD Minimalista === */
.progress-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: max(var(--space-md), var(--safe-top)) var(--space-lg) var(--space-sm);
  pointer-events: none;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.progress-hud {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  max-width: 12rem;
}

.progress-indicator {
  font-variant-numeric: tabular-nums;
  font-size: clamp(0.65rem, 2vw, 0.7rem);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.4;
  transition: opacity var(--duration-normal);
}

.progress-indicator:focus {
  opacity: 0.7;
}

.progress-bar-track {
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-nebula), var(--color-ethereal));
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-out);
}

#progress-overlay[data-scene="splash"] .progress-indicator,
#progress-overlay[data-scene="splash"] .progress-bar-track {
  opacity: 0;
}

/* === Modal === */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(11, 15, 26, 0.9);
  backdrop-filter: blur(var(--blur-sm));
  -webkit-backdrop-filter: blur(var(--blur-sm));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  padding-bottom: max(var(--space-lg), var(--safe-bottom));
}

.modal-content {
  background: var(--bg-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-modal);
  max-width: 24rem;
  width: 100%;
  padding: var(--space-xl);
}

/* === Vinheta discreta === */
.vignette-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    ellipse 80% 80% at 50% 50%,
    transparent 45%,
    rgba(0, 0, 0, 0.12) 75%,
    rgba(0, 0, 0, 0.3) 100%
  );
}

/* === Film grain leve === */
.film-grain {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.reduce-motion .film-grain,
.reduce-motion .vignette-overlay {
  display: none;
}

/* === Camadas de cena (4 layers) === */
.scene-layer-bg { z-index: 0; }
.scene-layer-effects { z-index: 1; }
.scene-layer-content { z-index: 10; }
.scene-layer-ui { z-index: 20; }

/* === Polaroid === */
.polaroid-frame {
  background: linear-gradient(175deg, #f5f0e8 0%, #ebe5da 100%);
  border-radius: 4px;
  box-shadow:
    0 12px 40px rgba(0, 0, 0, 0.5),
    0 4px 12px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.4);
  display: flex;
  flex-direction: column;
  width: min(72vw, 270px);
  padding: 10px 10px 0;
  will-change: transform, opacity;
  transform-origin: center center;
}

.polaroid-photo {
  width: 100%;
  aspect-ratio: 9 / 14;
  background-size: cover;
  background-position: center;
  background-color: #222;
  border-radius: 2px;
}

.polaroid-caption {
  padding: 10px 8px 14px;
  text-align: center;
}

.polaroid-caption-text {
  font-size: clamp(0.78rem, 2.5vw, 0.9rem);
  color: #3a3530;
  line-height: 1.45;
  margin: 0;
}

.polaroid-caption-num {
  font-size: 0.6rem;
  color: #9a9590;
  margin-top: 4px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
}