/* =========================================
   ANIMATE.CSS — 스크롤 등장 / 페이드 / 슬라이드 애니메이션
   사용법: <div data-animate="fade-up">...</div>
           data-animate-delay="200"  (ms 단위)
           data-animate-duration="600"
   ========================================= */

/* ── 초기 상태 (등장 전) ─────────────────── */
[data-animate] {
  opacity: 0;
  transition-property: opacity, transform;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 600ms;
  will-change: opacity, transform;
}

/* 등장 완료 상태 */
[data-animate].animated {
  opacity: 1;
  transform: none !important;
}

/* ── 방향별 초기 transform ───────────────── */
[data-animate='fade'] {
  opacity: 0;
}
[data-animate='fade-up'] {
  transform: translateY(40px);
}
[data-animate='fade-down'] {
  transform: translateY(-40px);
}
[data-animate='fade-left'] {
  transform: translateX(40px);
}
[data-animate='fade-right'] {
  transform: translateX(-40px);
}
[data-animate='zoom-in'] {
  transform: scale(0.88);
}
[data-animate='zoom-out'] {
  transform: scale(1.12);
}
[data-animate='flip-up'] {
  transform: perspective(400px) rotateX(20deg) translateY(30px);
}

/* ── 딜레이 유틸리티 ─────────────────────── */
[data-animate-delay='100'] {
  transition-delay: 100ms;
}
[data-animate-delay='200'] {
  transition-delay: 200ms;
}
[data-animate-delay='300'] {
  transition-delay: 300ms;
}
[data-animate-delay='400'] {
  transition-delay: 400ms;
}
[data-animate-delay='500'] {
  transition-delay: 500ms;
}
[data-animate-delay='600'] {
  transition-delay: 600ms;
}
[data-animate-delay='700'] {
  transition-delay: 700ms;
}
[data-animate-delay='800'] {
  transition-delay: 800ms;
}

/* ── 지속시간 유틸리티 ───────────────────── */
[data-animate-duration='400'] {
  transition-duration: 400ms;
}
[data-animate-duration='600'] {
  transition-duration: 600ms;
}
[data-animate-duration='800'] {
  transition-duration: 800ms;
}
[data-animate-duration='1000'] {
  transition-duration: 1000ms;
}
[data-animate-duration='1200'] {
  transition-duration: 1200ms;
}

/* ── 순차 등장 (자식 요소 자동 딜레이) ───── */
.animate-stagger > * {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-stagger.animated > *:nth-child(1) {
  transition-delay: 0ms;
}
.animate-stagger.animated > *:nth-child(2) {
  transition-delay: 100ms;
}
.animate-stagger.animated > *:nth-child(3) {
  transition-delay: 200ms;
}
.animate-stagger.animated > *:nth-child(4) {
  transition-delay: 300ms;
}
.animate-stagger.animated > *:nth-child(5) {
  transition-delay: 400ms;
}
.animate-stagger.animated > *:nth-child(6) {
  transition-delay: 500ms;
}
.animate-stagger.animated > *:nth-child(7) {
  transition-delay: 600ms;
}
.animate-stagger.animated > *:nth-child(8) {
  transition-delay: 700ms;
}

.animate-stagger.animated > * {
  opacity: 1;
  transform: none;
}

/* ── 숫자 카운터 하이라이트 ─────────────── */
.count-up {
  display: inline-block;
  font-family: var(--font-serif);
  font-weight: var(--fw-bold);
  color: var(--color-primary);
}

/* ── 구분선 드로우 효과 ──────────────────── */
.line-draw {
  position: relative;
  display: inline-block;
}

.line-draw::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.line-draw.animated::after {
  width: 100%;
}

/* ── 펄스 (주목 유도) ────────────────────── */
@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* ── 둥둥 떠오르기 ───────────────────────── */
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* ── 반짝임 (골드 배지 등) ───────────────── */
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

.animate-shimmer {
  background: linear-gradient(
    90deg,
    var(--color-accent) 0%,
    #f5d98e 40%,
    var(--color-accent) 60%,
    var(--color-accent-dark) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}

/* ── 레거시 스크롤 페이드 (.fade-ready / .fade-in) ── */
.fade-ready {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in {
  opacity: 1 !important;
  transform: none !important;
}

/* ── 접근성: 모션 감소 설정 시 비활성화 ─── */
@media (prefers-reduced-motion: reduce) {
  [data-animate],
  .animate-stagger > * {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .animate-pulse,
  .animate-float,
  .animate-shimmer {
    animation: none !important;
  }

  .line-draw::after {
    width: 100%;
    transition: none;
  }
}