/* ============ Polar Pup — shared keyframes, reveals, ticker, quake ============ */

/* ---------- scroll reveals ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s var(--ease-pop);
  transition-delay: var(--reveal-delay, 0s);
  will-change: opacity, transform;
}
[data-reveal="left"] { transform: translateX(-44px); }
[data-reveal="right"] { transform: translateX(44px); }
[data-reveal="pop"] { transform: scale(0.88); }
[data-reveal].revealed { opacity: 1; transform: none; }

/* ---------- ambient keyframes ---------- */

@keyframes pup-bob {
  0%, 100% { transform: translateY(0) rotate(-1.2deg); }
  50% { transform: translateY(-14px) rotate(1.4deg); }
}

@keyframes float-soft {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes sparkle-twinkle {
  0%, 100% { opacity: 0.35; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.15); }
}

@keyframes aurora-drift {
  0%, 100% { transform: translateX(-6%) rotate(-2deg); opacity: 0.55; }
  50% { transform: translateX(6%) rotate(2deg); opacity: 0.85; }
}

@keyframes cue-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(9px); }
}

/* ---------- living ice titles ---------- */

.section-title,
.hero-title {
  background-size: 100% 190%;
  animation: ice-sheen 6s ease-in-out infinite alternate;
}

@keyframes ice-sheen {
  from { background-position: 50% 0%; }
  to { background-position: 50% 55%; }
}

/* ---------- generic jiggle (clickable seals & frames) ---------- */

.jiggle { animation: freeze-jiggle 0.45s var(--ease-pop); }

@keyframes freeze-jiggle {
  25% { transform: rotate(-2.5deg) scale(0.98); }
  60% { transform: rotate(2deg) scale(1.02); }
}

/* ---------- sticker preview overlay ---------- */

.sticker-preview {
  position: fixed;
  inset: 0;
  z-index: 1150;
  display: grid;
  place-items: center;
  background: rgba(4, 10, 22, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: preview-fade 0.2s ease-out;
  cursor: pointer;
}

.sticker-preview-box {
  width: min(320px, 72vw);
  text-align: center;
  animation: preview-pop 0.3s var(--ease-pop);
}

.sticker-preview-stage {
  width: 100%;
  aspect-ratio: 1;
  filter: drop-shadow(0 24px 50px rgba(0, 120, 190, 0.45));
}

.sticker-preview-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.sticker-preview-box p {
  font-family: var(--font-ice);
  font-size: 1.5rem;
  letter-spacing: 0.06em;
  color: var(--icicle-tip);
  text-transform: uppercase;
  margin: 8px 0 0;
}

@keyframes preview-fade {
  from { opacity: 0; }
}

@keyframes preview-pop {
  from { transform: scale(0.7); opacity: 0; }
}

/* ---------- site-wide snow (cursor-reactive canvas) ---------- */

#snow-canvas {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
}

/* ---------- click frost burst ---------- */

.click-frost {
  position: fixed;
  width: 0;
  height: 0;
  z-index: 1100;
  pointer-events: none;
}

.click-frost .cf-bit {
  position: absolute;
  left: 0;
  top: 0;
  width: var(--sz, 6px);
  height: var(--sz, 6px);
  background: linear-gradient(180deg, #ffffff, var(--icicle-tip));
  clip-path: polygon(50% 0, 100% 62%, 55% 100%, 0 50%);
  animation: bit-burst 0.55s cubic-bezier(0.15, 0.7, 0.35, 1) forwards;
}

.click-frost .cf-flake {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 13px;
  color: var(--icicle-tip);
  animation: bit-burst 0.6s cubic-bezier(0.15, 0.7, 0.35, 1) forwards;
}

/* ---------- impact shake (applied to the struck section-head) ---------- */

.quake { animation: impact-quake 0.28s linear both; }

@keyframes impact-quake {
  20% { transform: translate(3px, -3px); }
  40% { transform: translate(-4px, 3px); }
  60% { transform: translate(3px, 2px); }
  80% { transform: translate(-2px, -3px); }
}

/* ---------- $PUP marquee — an ice beam with frozen text ---------- */

.ticker {
  position: relative;
  margin: 0 14px 46px;
  filter: drop-shadow(0 16px 28px rgba(2, 10, 24, 0.5));
}

.ticker-clip {
  overflow: hidden;
  border-radius: 14px;
  background: url("../assets/ice/nav-ice-bar.png") center / 100% 100% no-repeat;
}

.ticker::after {
  content: "";
  position: absolute;
  top: calc(100% - 5px);
  left: 6%;
  right: 6%;
  height: 42px;
  background: url("../assets/ice/icicle-a.png") top / 20px 42px;
  background-repeat: space no-repeat;
  opacity: 0.9;
  pointer-events: none;
}

.ticker-track {
  display: flex;
  width: max-content;
  padding: 15px 0;
  animation: ticker-scroll 30s linear infinite;
}

.ticker:hover .ticker-track { animation-play-state: paused; }

.ticker-half {
  display: flex;
  gap: 56px;
  padding-right: 56px;
  align-items: center;
}

.ticker-half span {
  font-family: var(--font-ice);
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: rgba(10, 22, 40, 0.75);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
  white-space: nowrap;
  text-transform: uppercase;
}

@keyframes ticker-scroll {
  to { transform: translateX(-50%); }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .ticker-track { animation: none; }
  .quake { animation: none; }
  .click-frost { display: none; }
  .section-title, .hero-title { animation: none; }
  .jiggle { animation: none; }
}