/* ==========================================================================
   마그나인베스트먼트 홈 — 전용 스타일 (Tailwind 유틸리티 외 커스텀 CSS)
   ========================================================================== */

body {
  font-family: 'Pretendard', system-ui, sans-serif;
  scroll-behavior: smooth;
}

/* 스크롤 시 드러나는 애니메이션 */
.reveal-on-scroll { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal-on-scroll.active { opacity: 1; transform: translateY(0); }

/* 연혁 타임라인 — 방향성 애니메이션 (연도: 좌→, 카드: 우→) */
.timeline-item .tl-year {
  opacity: 0; transform: translateX(-44px);
  transition: opacity 1.4s cubic-bezier(0.16, 1, 0.3, 1), transform 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.timeline-item .tl-card {
  opacity: 0; transform: translateX(48px);
  transition: opacity 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.16s, transform 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.16s, box-shadow 0.3s ease;
}
.timeline-item .tl-dot {
  opacity: 0; transform: scale(0);
  transition: opacity 0.8s ease 0.3s, transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.3s;
}
.timeline-item.active .tl-year,
.timeline-item.active .tl-card { opacity: 1; transform: translateX(0); }
.timeline-item.active .tl-dot { opacity: 1; transform: scale(1); }

/* 모바일: 연도를 카드 위에 두므로 가로 슬라이드 대신 가벼운 세로 페이드인 */
@media (max-width: 767px) {
  .timeline-item .tl-year { transform: translateY(14px); }
  .timeline-item.active .tl-year { transform: translateY(0); }
}

/* GNB 활성화(스크롤 상태) */
.glass-nav-active {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.5);
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.05);
}

/* 히어로 오버레이 */
.hero-overlay { background: linear-gradient(135deg, rgba(22, 22, 26, 0.55) 0%, rgba(14, 15, 19, 0.78) 100%); }
/* 성과 지표 오버레이 */
.gold-overlay { background: linear-gradient(135deg, rgba(26, 23, 18, 0.82) 0%, rgba(17, 18, 22, 0.72) 100%); }

/* 히어로 켄번스 */
@keyframes heroKenburns {
  0%   { transform: scale(1.08) translate3d(0, 0, 0); }
  25%  { transform: scale(1.22) translate3d(-3%, -1.5%, 0); }
  50%  { transform: scale(1.28) translate3d(2.5%, -3%, 0); }
  75%  { transform: scale(1.18) translate3d(3%, 1.5%, 0); }
  100% { transform: scale(1.08) translate3d(0, 0, 0); }
}
.hero-kenburns { animation: heroKenburns 16s ease-in-out infinite; will-change: transform; transform-origin: center center; }

/* 포트폴리오 무한 마퀴 */
@keyframes slide { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes slideReverse { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }
.marquee-row { display: flex; align-items: center; gap: 1.5rem; width: max-content; }
.marquee-ltr { animation: slide 64s linear infinite; }
.marquee-rtl { animation: slideReverse 64s linear infinite; }
.marquee-row:hover { animation-play-state: paused; }

/* 로고 타일: 기본 흑백 → 호버 시 컬러 */
.logo-tile {
  filter: grayscale(100%); opacity: 0.55;
  transition: filter 0.35s ease, opacity 0.35s ease, transform 0.35s ease, box-shadow 0.35s ease;
}
.logo-tile:hover {
  filter: grayscale(0); opacity: 1; transform: translateY(-3px);
  box-shadow: 0 10px 24px -8px rgba(15, 23, 42, 0.18);
}

.text-shadow-md { text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4); }
.text-shadow-sm { text-shadow: 0 1px 4px rgba(0, 0, 0, 0.35); }

img { transition: opacity 0.3s; }
img:not([src]), img[src=""] { opacity: 0 !important; }