/* ── Reset & custom properties ─────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --pink:   #FF006E;
  --blue:   #3A86FF;
  --yellow: #FFD60A;
  --teal:   #06D6A0;
  --purple: #8338EC;
  --coral:  #FF4D6D;
  --dark:   #1A1A2E;
  --bg:     #FFF8E7;

  --card-w: min(300px, 78vw);
  --card-h: calc(var(--card-w) * 1.4);
  --card-r: 16px;
}

body {
  font-family: 'Nunito', sans-serif;
  background-color: var(--bg);
  background-image: radial-gradient(var(--pink) 1.2px, transparent 1.2px);
  background-size: 22px 22px;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--dark);
}

.hidden { display: none !important; }

/* ── Info button ───────────────────────────────────────── */
.info-btn {
  position: fixed;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 3px solid var(--dark);
  background: var(--yellow);
  color: var(--dark);
  font-family: Georgia, serif;
  font-style: italic;
  font-size: 1.15rem;
  font-weight: bold;
  cursor: pointer;
  z-index: 100;
  box-shadow: 3px 3px 0 var(--dark);
  transition: transform 0.1s, box-shadow 0.1s;
  line-height: 1;
}
.info-btn:hover  { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--dark); }
.info-btn:active { transform: translate(1px, 1px);   box-shadow: 2px 2px 0 var(--dark); }

/* ── Modal ─────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 46, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 16px;
}

.modal {
  background: var(--bg);
  border: 4px solid var(--dark);
  border-radius: var(--card-r);
  padding: 32px 28px 28px;
  max-width: 400px;
  width: 100%;
  position: relative;
  box-shadow: 6px 6px 0 var(--dark);
}

.modal h2 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 2rem;
  color: var(--pink);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.modal p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 10px;
}

.modal-note {
  font-size: 0.82rem;
  color: #666;
  font-style: italic;
  margin-top: 4px;
}

.modal-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  border: 2px solid var(--dark);
  border-radius: 50%;
  background: var(--coral);
  color: white;
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.modal-close:hover { background: #e03050; }

/* ── Main layout ───────────────────────────────────────── */
main {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 16px 36px;
  gap: 18px;
  width: 100%;
  max-width: 480px;
}

/* ── Title ─────────────────────────────────────────────── */
.title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(2.6rem, 10vw, 3.8rem);
  line-height: 1;
  text-align: center;
  color: var(--dark);
  letter-spacing: 3px;
  text-shadow: 4px 4px 0 var(--pink);
}

/* ── Subtitle ──────────────────────────────────────────── */
.subtitle {
  font-size: clamp(1rem, 4.5vw, 1.25rem);
  font-weight: 900;
  color: var(--dark);
  text-align: center;
  line-height: 1.5;
  margin-top: 8px;
}

/* ── Counter ───────────────────────────────────────────── */
.counter-wrap {
  display: flex;
  align-items: baseline;
  gap: 7px;
}

.counter {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.8rem;
  color: var(--purple);
  letter-spacing: 2px;
}

.counter-label {
  font-size: 0.82rem;
  font-weight: 900;
  color: var(--purple);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

/* ── Card label (shown above card on reveal) ───────────── */
.card-label {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(1.7rem, 7vw, 2.6rem);
  letter-spacing: 2px;
  color: var(--dark);
  background: var(--teal);
  border: 3px solid var(--dark);
  border-radius: 10px;
  padding: 8px 24px;
  box-shadow: 4px 4px 0 var(--dark);
  text-align: center;
  width: fit-content;
  max-width: 90vw;
  animation: label-pop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

@keyframes label-pop {
  0%   { opacity: 0; transform: scale(0.6) translateY(-10px); }
  100% { opacity: 1; transform: scale(1)   translateY(0);     }
}

/* ── Card scene & flip ─────────────────────────────────── */
.scene {
  width: var(--card-w);
  height: var(--card-h);
  perspective: 1100px;
  -webkit-perspective: 1100px;
}

.card {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.card.flipped {
  transform: rotateY(180deg);
}

/* Hide card-back at flip midpoint — belt-and-suspenders for iOS Safari */
.card.flipped .card-back {
  visibility: hidden;
  transition: visibility 0s linear 0.35s;
}

.card-face {
  position: absolute;
  inset: 0;
  border-radius: var(--card-r);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  /* overflow: hidden removed — causes ? bleed-through on iOS Safari */
}

/* ── Card back (80s style) ─────────────────────────────── */
.card-back {
  overflow: hidden; /* kept here, not on .card-face */
  background: var(--pink);
  border: 4px solid var(--dark);
  box-shadow: 6px 6px 0 var(--dark);
}

.card-back-inner {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.back-pattern {
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(
      45deg,
      rgba(255,255,255,0.12) 0px,
      rgba(255,255,255,0.12) 2px,
      transparent 2px,
      transparent 16px
    );
}

/* Subtle shimmer on card back */
.card-back-inner::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    transparent 20%,
    rgba(255, 255, 255, 0.15) 50%,
    transparent 80%
  );
  background-size: 200% 100%;
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position:  200% 0; }
}

.card-question {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(5rem, 22vw, 7.5rem);
  color: var(--yellow);
  text-shadow:
    3px  3px 0 rgba(0,0,0,0.25),
    0 0 30px rgba(255, 213, 10, 0.5);
  z-index: 1;
  line-height: 1;
  user-select: none;
}

/* ── Card front (holographic border) ──────────────────── */
.card-front {
  transform: rotateY(180deg);
  padding: 5px;
  background: linear-gradient(135deg,
    #FF006E, #FFD60A, #06D6A0, #3A86FF, #8338EC, #FF4D6D, #FF006E
  );
  background-size: 300% 300%;
  animation: holographic 3s linear infinite;
  box-shadow: 6px 6px 0 var(--dark);
}

@keyframes holographic {
  0%   { background-position:   0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position:   0% 50%; }
}

.card-front-inner {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--card-r) - 6px);
  overflow: hidden;
  background: var(--dark);
}

.card-front-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ── Discover button ───────────────────────────────────── */
.actions {
  width: 100%;
  display: flex;
  justify-content: center;
}

.discover-btn {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.8rem;
  letter-spacing: 3px;
  color: var(--dark);
  background: var(--yellow);
  border: 3px solid var(--dark);
  border-radius: 10px;
  padding: 11px 44px;
  cursor: pointer;
  box-shadow: 5px 5px 0 var(--dark);
  transition: transform 0.1s, box-shadow 0.1s;
  user-select: none;
}
.discover-btn:hover  { transform: translate(-1px, -1px); box-shadow: 6px 6px 0 var(--dark); }
.discover-btn:active { transform: translate(2px, 2px);   box-shadow: 3px 3px 0 var(--dark); }
.discover-btn.revealed {
  background: var(--blue);
  border-color: var(--dark);
  color: white;
  box-shadow: 4px 4px 0 var(--dark);
  cursor: default;
  transform: none;
  pointer-events: none;
}

/* ── All done message ──────────────────────────────────── */
.all-done p {
  font-size: clamp(1rem, 4.5vw, 1.2rem);
  font-weight: 900;
  color: var(--dark);
  text-align: center;
  line-height: 1.5;
}


/* ── Sparkle particle ──────────────────────────────────── */
.sparkle {
  position: fixed;
  pointer-events: none;
  font-size: 1.3rem;
  z-index: 999;
  animation: sparkle-fly 0.85s ease-out forwards;
}

@keyframes sparkle-fly {
  0%   { opacity: 1; transform: translate(0, 0) scale(0.5) rotate(0deg); }
  100% { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(1.4) rotate(var(--dr)); }
}

/* ── Responsive tweaks ─────────────────────────────────── */
@media (max-height: 680px) {
  main { gap: 12px; padding: 16px 16px 24px; }
  .title { font-size: 2.2rem; }
}