/* ============================================================
   서울비디치과 Micro-Interactions & Scroll Animations v1.0
   ============================================================
   - GNB 스크롤 강화
   - 플로팅 CTA 마이크로 인터랙션
   - CTA 버튼 바운스 + 화살표 슬라이드
   - 스크롤 Reveal 정교화
   - 카드/링크 hover 강화
   ============================================================ */

/* ── 1. GNB 스크롤 강화 ── */
.site-header {
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.site-header.scrolled {
  background: rgba(255,255,255,0.88) !important;
  backdrop-filter: blur(24px) saturate(1.2) !important;
  -webkit-backdrop-filter: blur(24px) saturate(1.2) !important;
  box-shadow: 0 1px 12px rgba(107,66,38,0.06) !important;
}

/* ── 2. 플로팅 CTA 마이크로 인터랙션 ── */

/* 카카오톡 — 펄스 링 */
.floating-btn.kakao {
  position: relative;
}
.floating-btn.kakao::before {
  content: '';
  position: absolute;
  inset: -5px;
  border-radius: 50%;
  border: 2px solid #FEE500;
  opacity: 0;
  animation: mi-pulse-ring 2.5s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}
@keyframes mi-pulse-ring {
  0% { transform: scale(0.9); opacity: 0.7; }
  70% { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* 전화 — hover 시 흔들림 */
.floating-btn.phone:hover i,
.header-phone:hover i,
.mobile-cta-btn.phone:hover i {
  animation: mi-phone-shake 0.5s ease-in-out;
}
@keyframes mi-phone-shake {
  0%, 100% { transform: rotate(0deg); }
  15% { transform: rotate(-14deg); }
  30% { transform: rotate(14deg); }
  45% { transform: rotate(-10deg); }
  60% { transform: rotate(10deg); }
  75% { transform: rotate(-4deg); }
}

/* 맨위로 — hover 바운스 */
.floating-btn.top:hover i {
  animation: mi-bounce-up 0.5s ease;
}
@keyframes mi-bounce-up {
  0%, 100% { transform: translateY(0); }
  30% { transform: translateY(-5px); }
  50% { transform: translateY(0); }
  70% { transform: translateY(-3px); }
}

/* 플로팅 버튼 공통 hover 스케일 */
.floating-btn {
  transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.floating-btn:hover {
  transform: scale(1.1) !important;
}
.floating-btn:active {
  transform: scale(0.95) !important;
}

/* 모바일 하단 CTA 버튼 */
.mobile-cta-btn {
  transition: all 0.25s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.mobile-cta-btn:active {
  transform: scale(0.92) !important;
}

/* ── 3. CTA 버튼 (예약, 상담 등) — 바운스 + 화살표 ── */
.btn-primary,
.btn-reserve,
.btn-naver,
.btn-kakao,
.btn-google,
.hero-cta-group .btn,
.btn-lg {
  transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1) !important;
  position: relative;
  overflow: hidden;
}
.btn-primary:hover,
.btn-reserve:hover,
.hero-cta-group .btn:hover,
.btn-lg:hover {
  transform: translateY(-3px) scale(1.02) !important;
  box-shadow: 0 8px 24px rgba(107,66,38,0.18) !important;
}
.btn-primary:active,
.btn-reserve:active,
.hero-cta-group .btn:active {
  transform: translateY(-1px) scale(0.98) !important;
}

/* 화살표 아이콘 슬라이드 */
.btn i.fa-arrow-right,
.btn i.fa-chevron-right,
.btn-primary i.fa-arrow-right,
.btn-reserve i,
.treatment-card-arrow i,
.type-card-arrow i {
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.btn:hover i.fa-arrow-right,
.btn:hover i.fa-chevron-right,
.btn-primary:hover i.fa-arrow-right {
  transform: translateX(4px);
}

/* ── 4. 스크롤 Reveal 강화 ── */

/* 새로운 reveal 클래스 (JS에서 자동 적용) */
.mi-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.mi-reveal.mi-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 스태거 딜레이 */
.mi-delay-1 { transition-delay: 80ms !important; }
.mi-delay-2 { transition-delay: 160ms !important; }
.mi-delay-3 { transition-delay: 240ms !important; }
.mi-delay-4 { transition-delay: 320ms !important; }
.mi-delay-5 { transition-delay: 400ms !important; }
.mi-delay-6 { transition-delay: 480ms !important; }

/* ── 5. 카드 / 링크 hover 강화 ── */

/* 공통 카드 — 부드러운 리프트 */
.treatment-card,
.why-card,
.philosophy-card,
.doctor-card-v2,
.review-card,
.type-card,
.floor-item,
.video-stat {
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.treatment-card:hover,
.why-card:hover,
.philosophy-card:hover,
.type-card:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 16px 48px rgba(107,66,38,0.1) !important;
}
.doctor-card-v2:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 16px 48px rgba(107,66,38,0.1) !important;
}
.review-card:hover {
  transform: translateY(-6px) !important;
}
.floor-item:hover {
  transform: translateX(6px) !important;
}
.video-stat:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 8px 24px rgba(107,66,38,0.08) !important;
}

/* 카드 내 아이콘 hover 시 미세 스케일 */
.treatment-card:hover .treatment-card-icon,
.why-card:hover .why-card-icon,
.philosophy-card:hover .philosophy-card-icon,
.type-card:hover .type-icon {
  transform: scale(1.08);
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 카드 화살표 hover 개선 */
.treatment-card:hover .treatment-card-arrow,
.type-card:hover .type-card-arrow {
  transform: translate(3px, -3px) !important;
}

/* 링크 hover — 네비게이션 */
.mega-dropdown-section a,
.simple-dropdown a {
  transition: all 0.2s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.mega-dropdown-section a:hover,
.simple-dropdown a:hover {
  transform: translateX(4px);
  background: var(--gray-50);
}

/* ── 6. 섹션 배지 등장 효과 ── */
.section-badge {
  transition: all 0.3s ease !important;
}
.section-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(107,66,38,0.1);
}

/* ── 7. 이미지 hover 줌 (이미 있지만 부드럽게) ── */
.doctor-card-photo img {
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

/* ── 8. FAQ 아코디언 개선 ── */
.faq-question {
  transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1) !important;
}
.faq-question:hover {
  background: rgba(107,66,38,0.02);
}

/* ── 9. 숫자 카운트업 스타일 ── */
.mi-counting {
  display: inline-block;
}

/* ============================================================
   v2.0 — 후기 스태거, 마우스 글로우, 히어로 효과, 스크롤 프로그레스
   ============================================================ */

/* ── 10. 후기 카드 스태거 등장 ── */
.reviews-grid .review-card {
  transition: all 0.5s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

/* ── 11. 마우스 글로우 (카드 hover 시 커서 따라 빛) ── */
.treatment-card,
.why-card,
.philosophy-card,
.type-card,
.review-card,
.why-hero-card {
  --glow-x: 50%;
  --glow-y: 50%;
}
.treatment-card::after,
.why-card::after,
.philosophy-card::after,
.type-card::after,
.why-hero-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  background: radial-gradient(
    320px circle at var(--glow-x) var(--glow-y),
    rgba(200, 169, 126, 0.08),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}
.treatment-card:hover::after,
.why-card:hover::after,
.philosophy-card:hover::after,
.type-card:hover::after,
.why-hero-card:hover::after {
  opacity: 1;
}
/* review-card는 position이 relative일 때만 동작 */
.review-card { position: relative; overflow: hidden; }
.review-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  background: radial-gradient(
    280px circle at var(--glow-x) var(--glow-y),
    rgba(200, 169, 126, 0.06),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 1;
}
.review-card:hover::after { opacity: 1; }

/* ── 12. CTA 버튼 빛 스위프 효과 ── */
.hero-cta-group .btn,
.btn-primary.btn-lg {
  --shine-x: -20%;
}
.hero-cta-group .btn::after,
.btn-primary.btn-lg::after {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgba(255,255,255,0.25) 45%,
    rgba(255,255,255,0.25) 55%,
    transparent 65%
  );
  background-size: 200% 100%;
  background-position-x: var(--shine-x);
  pointer-events: none;
  transition: background-position-x 0.3s ease;
}
.hero-cta-group .btn:hover::after,
.btn-primary.btn-lg:hover::after {
  background-position-x: 120%;
  transition: background-position-x 0.6s ease;
}

/* ── 13. 스크롤 프로그레스 바 (메인페이지) ── */
.mi-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--brand-gold, #C8A97E), var(--brand, #6B4226));
  z-index: 99999;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* ── 14. 히어로 향상 — 부드러운 등장 유지 ── */
.hero .reveal {
  will-change: opacity, transform;
}

/* ── 15. 숫자 카운트업 — 폰트 고정폭으로 깜빡임 방지 ── */
.video-stat-number,
.stat-number,
.why-card-stat .num,
.fac-mag-stat-num {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* ── prefers-reduced-motion 존중 ── */
@media (prefers-reduced-motion: reduce) {
  .mi-reveal { transition: none !important; opacity: 1 !important; transform: none !important; }
  .floating-btn.kakao::before { animation: none !important; }
  .floating-btn:hover, .floating-btn:active { transform: none !important; }
  .btn-primary:hover, .btn-reserve:hover { transform: none !important; }
  .treatment-card:hover, .why-card:hover, .philosophy-card:hover,
  .doctor-card-v2:hover, .review-card:hover, .type-card:hover,
  .floor-item:hover, .video-stat:hover { transform: none !important; }
  .mi-phone-shake, .mi-bounce-up { animation: none !important; }
  .treatment-card::after, .why-card::after, .philosophy-card::after,
  .type-card::after, .why-hero-card::after, .review-card::after { display: none; }
  .mi-scroll-progress { display: none; }
  .hero-cta-group .btn::after, .btn-primary.btn-lg::after { display: none; }
}

/* 모바일에서 글로우/샤인 비활성화 (터치 기기) */
@media (hover: none) {
  .treatment-card::after, .why-card::after, .philosophy-card::after,
  .type-card::after, .why-hero-card::after, .review-card::after { display: none !important; }
  .hero-cta-group .btn::after, .btn-primary.btn-lg::after { display: none !important; }
}