/* ============================================================
   ANIMATIONS.CSS — Scroll Reveal, Loader, Micro-interactions
   Performance-first, mobile-optimized
   ============================================================ */

/* ── Page Loader ──────────────────────────────────────────── */
#page-loader {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 9998;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

#page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__brand {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-text);
  letter-spacing: 0.05em;
}

.loader__brand span {
  color: var(--color-primary);
}

.loader__track {
  width: 200px;
  height: 2px;
  background: var(--color-surface-2);
  border-radius: 2px;
  overflow: hidden;
}

.loader__bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 2px;
  width: 0%;
  transition: width 0.1s linear;
}

.loader__pct {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-3);
  letter-spacing: 0.1em;
}

/* ── Scroll Reveal ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  will-change: opacity, transform;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.4s; }
.reveal[data-delay="6"] { transition-delay: 0.48s; }

/* Reveal variants */
.reveal--left {
  transform: translateX(-28px);
}
.reveal--left.visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(28px);
}
.reveal--right.visible {
  transform: translateX(0);
}

.reveal--scale {
  transform: scale(0.94);
}
.reveal--scale.visible {
  transform: scale(1);
}

/* ── Hero Animations ──────────────────────────────────────── */
.hero__label {
  animation: fadeSlideUp 0.6s ease 0.2s both;
}

.hero__title {
  animation: fadeSlideUp 0.7s ease 0.35s both;
}

.hero__sub {
  animation: fadeSlideUp 0.6s ease 0.5s both;
}

.hero__cta-group {
  animation: fadeSlideUp 0.6s ease 0.65s both;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Split text stagger (applied via JS) */
.split-char {
  display: inline-block;
  animation: charIn 0.5s ease both;
}

@keyframes charIn {
  from { opacity: 0; transform: translateY(20px) rotateX(20deg); }
  to   { opacity: 1; transform: translateY(0) rotateX(0); }
}

/* ── Ticker ───────────────────────────────────────────────── */
.ticker {
  background: var(--ticker-bg);
  overflow: hidden;
  padding: 0.6rem 0;
}

.ticker__inner {
  display: flex;
  width: max-content;
  animation: ticker 25s linear infinite;
}

.ticker__inner:hover { animation-play-state: paused; }

.ticker__item {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ticker-text);
  padding: 0 2.5rem;
  white-space: nowrap;
}

.ticker__sep {
  color: var(--ticker-text);
  opacity: 0.4;
  padding: 0 0.5rem;
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ── Floating Cart ────────────────────────────────────────── */
#floating-cart {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  z-index: 700;
  transition: transform var(--transition-spring);
}

#floating-cart.visible {
  transform: translateX(-50%) translateY(0);
}

/* ── Nav slide-in (mobile) ────────────────────────────────── */
#mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--color-bg);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

#mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav__link {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--color-text);
  letter-spacing: 0.04em;
  transition: color var(--transition-fast);
  opacity: 0;
  transform: translateX(30px);
}

#mobile-nav.open .mobile-nav__link {
  opacity: 1;
  transform: translateX(0);
}

#mobile-nav.open .mobile-nav__link:nth-child(1) { transition: opacity 0.3s ease 0.05s, transform 0.3s ease 0.05s, color 0.2s; }
#mobile-nav.open .mobile-nav__link:nth-child(2) { transition: opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s, color 0.2s; }
#mobile-nav.open .mobile-nav__link:nth-child(3) { transition: opacity 0.3s ease 0.15s, transform 0.3s ease 0.15s, color 0.2s; }
#mobile-nav.open .mobile-nav__link:nth-child(4) { transition: opacity 0.3s ease 0.2s, transform 0.3s ease 0.2s, color 0.2s; }
#mobile-nav.open .mobile-nav__link:nth-child(5) { transition: opacity 0.3s ease 0.25s, transform 0.3s ease 0.25s, color 0.2s; }
#mobile-nav.open .mobile-nav__link:nth-child(6) { transition: opacity 0.3s ease 0.3s, transform 0.3s ease 0.3s, color 0.2s; }

.mobile-nav__link:hover { color: var(--color-primary); }

/* ── Modal animation ──────────────────────────────────────── */
.modal {
  position: fixed;
  z-index: 850;
  background: var(--color-surface);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  left: 0; right: 0; bottom: 0;
  max-height: 92vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.modal.open {
  transform: translateY(0);
}

/* Desktop modal (centered) */
@media (min-width: 768px) {
  .modal--center {
    left: 50%;
    right: auto;
    bottom: auto;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    width: 90%;
    max-width: 560px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border);
  }
  .modal--center.open {
    transform: translate(-50%, -50%) scale(1);
  }
}

.modal__handle {
  width: 40px;
  height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: 0 auto 1.5rem;
  display: block;
}

/* ── Hamburger ────────────────────────────────────────────── */
.hamburger {
  width: 28px;
  height: 20px;
  position: relative;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, width 0.3s ease;
  transform-origin: center;
}

.hamburger span:nth-child(2) { width: 70%; }

.hamburger.open span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ── Status Badge pulse ───────────────────────────────────── */
.status-open::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--color-success);
  border-radius: 50%;
  margin-right: 6px;
  animation: pulse-dot 2s ease infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

/* ── Card hover ripple ────────────────────────────────────── */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.ripple:hover::after { opacity: 1; }

/* ── Parallax hero bg ─────────────────────────────────────── */
.parallax-bg {
  will-change: transform;
  /* JS sets transform via scrollY */
}

/* ── Favorites scroll snap ────────────────────────────────── */
.fav-scroll {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
}

.fav-scroll::-webkit-scrollbar { display: none; }

.fav-scroll > * {
  scroll-snap-align: start;
  flex-shrink: 0;
}

/* ── Category tabs scroll ─────────────────────────────────── */
.cat-scroll {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding: 0.25rem 0;
}

.cat-scroll::-webkit-scrollbar { display: none; }

/* ── Image Lightbox ───────────────────────────────────────── */
#lightbox {
  position: fixed;
  inset: 0;
  z-index: 950;
  background: rgba(0,0,0,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

#lightbox.open {
  opacity: 1;
  visibility: visible;
}

#lightbox img {
  max-width: 90vw;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  animation: lightboxIn 0.3s ease;
}

@keyframes lightboxIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}

/* ── Add-to-cart pop animation ────────────────────────────── */
@keyframes cartPop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.25); }
  70%  { transform: scale(0.9); }
  100% { transform: scale(1); }
}

.cart-pop {
  animation: cartPop 0.4s var(--transition-spring);
}