:root {
  --bg: #0f1016;
  --bg-gradient: radial-gradient(1500px 900px at 80% -10%, #1d1b26 0%, #0f1016 60%, #08080c 100%);
  --bg2: #161722;
  --card: rgba(30, 31, 46, 0.35);
  --card-hover: rgba(45, 47, 68, 0.55);
  --txt: #f5f5f7;
  --muted: #a1a1a6;
  --line: rgba(255, 255, 255, 0.05);
  --line-active: rgba(127, 86, 218, 0.3);
  --accent: #9b76fa;
  --accent-gradient: linear-gradient(135deg, #9b76fa 0%, #ff7eb3 100%);
  --accent2: #ff7eb3;
  --shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.3);
  --card-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.2);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-gradient), var(--bg);
  color: var(--txt);
  font-family: 'Plus Jakarta Sans', 'Outfit', 'Pretendard', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 120px;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }

/* Aurora Glow Backdrops */
.aurora-container {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden;
}
.aurora-orb {
  position: absolute; border-radius: 50%; filter: blur(140px); opacity: 0.35;
}
.orb-1 {
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.45) 0%, rgba(255, 255, 255, 0) 70%);
  top: -20vh; left: -10vw; animation: drift1 28s infinite alternate ease-in-out, pulseOrb 12s infinite alternate ease-in-out;
}
.orb-2 {
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(186, 104, 200, 0.5) 0%, rgba(255, 255, 255, 0) 70%);
  bottom: -15vh; right: -5vw; animation: drift2 32s infinite alternate ease-in-out, pulseOrb 15s infinite alternate ease-in-out;
}
.orb-3 {
  width: 55vw; height: 55vw;
  background: radial-gradient(circle, rgba(255, 126, 179, 0.4) 0%, rgba(255, 255, 255, 0) 70%);
  top: 30vh; left: 40vw; animation: drift3 24s infinite alternate ease-in-out, pulseOrb 10s infinite alternate ease-in-out;
}

@keyframes pulseOrb {
  0% { filter: blur(140px) hue-rotate(0deg); opacity: 0.35; }
  50% { filter: blur(110px) hue-rotate(45deg); opacity: 0.5; }
  100% { filter: blur(160px) hue-rotate(90deg); opacity: 0.3; }
}

@keyframes drift1 {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(8vw, 12vh) scale(1.15) rotate(120deg); }
  100% { transform: translate(-4vw, -8vh) scale(0.9) rotate(240deg); }
}
@keyframes drift2 {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(-10vw, -15vh) scale(1.2) rotate(-180deg); }
  100% { transform: translate(5vw, 5vh) scale(0.85) rotate(-360deg); }
}
@keyframes drift3 {
  0% { transform: translate(0, 0) scale(0.9) rotate(0deg); }
  50% { transform: translate(-5vw, 10vh) scale(1.1) rotate(90deg); }
  100% { transform: translate(8vw, -5vh) scale(1) rotate(180deg); }
}

/* Top Navigation Bar */
.nav-bar {
  max-width: 1280px; margin: 0 auto; padding: 20px 24px 0;
  display: flex; align-items: center; justify-content: space-between;
  z-index: 10; position: relative;
}
.brand-logo-btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Outfit', sans-serif; font-size: 20px; font-weight: 800; cursor: pointer;
}
.brand-logo-btn:focus-visible,
.back-home-btn:focus-visible,
.album-card:focus-visible,
.chip:focus-visible,
.tile:focus-visible,
#lb button:focus-visible,
#lb a:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 4px;
}
.brand-icon {
  width: 38px; height: 38px; border-radius: 12px; background: var(--accent-gradient);
  display: flex; align-items: center; justify-content: center; font-size: 18px;
  box-shadow: 0 4px 16px rgba(155, 118, 250, 0.4);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
}
.brand-logo-btn:hover .brand-icon {
  transform: scale(1.18) rotate(10deg);
  box-shadow: 0 6px 24px rgba(255, 126, 179, 0.6);
}
.back-home-btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 99px;
  background: rgba(255, 255, 255, 0.05); border: 1px solid var(--line);
  color: var(--txt); font-size: 14px; font-weight: 600; text-decoration: none;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); cursor: pointer;
  position: relative; overflow: hidden;
}
.back-home-btn:hover {
  background: rgba(255, 255, 255, 0.12); border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px); box-shadow: 0 4px 20px rgba(0,0,0,0.3); color: #fff;
}

/* Hero Header */
header.hero {
  position: relative; padding: 58px 24px 26px; text-align: center; overflow: hidden;
}
.eyebrow {
  font-size: 12px; letter-spacing: 0.5em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin-bottom: 18px; opacity: 0.85;
  animation: pulseEyebrow 3s infinite ease-in-out;
}
@keyframes pulseEyebrow {
  0%, 100% { opacity: 0.75; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(-2px); }
}

.hero h1 {
  font-size: clamp(38px, 6vw, 68px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.05;
  background: linear-gradient(135deg, #ffffff 0%, #a197c9 30%, #ff7eb3 60%, #00f2fe 100%);
  background-size: 250% auto;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  animation: heroGradientShift 8s linear infinite;
}
@keyframes heroGradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.hero p.sub {
  color: var(--muted); margin-top: 20px; font-size: 16px; font-weight: 400;
  max-width: 640px; margin-left: auto; margin-right: auto; line-height: 1.65;
}
.hero .stats {
  margin-top: 32px; display: inline-flex; gap: 32px; padding: 14px 36px;
  border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); font-size: 13px;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.hero .stats:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: rgba(155, 118, 250, 0.4);
  box-shadow: 0 12px 32px rgba(155, 118, 250, 0.25);
}
.hero .stats div { display: flex; flex-direction: column; align-items: center; }
.hero .stats b { font-size: 20px; color: var(--txt); display: block; font-weight: 800; font-family: 'Outfit', sans-serif; }
.hero .stats span { color: var(--muted); font-size: 10px; letter-spacing: 0.12em; margin-top: 2px; font-weight: 600; }

/* Sticky Filter Nav */
nav.filters {
  position: sticky; top: 20px; z-index: 30; display: flex; gap: 8px 12px; flex-wrap: wrap; justify-content: center;
  padding: 10px 20px; margin: 24px auto 36px; width: fit-content; max-width: 95%;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08); border-radius: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
nav.filters[hidden] {
  display: none !important;
}
.chip {
  cursor: pointer; font-size: 13px; padding: 8px 18px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.05); color: #a1a1a6; background: rgba(255, 255, 255, 0.02);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1); white-space: nowrap; font-weight: 600; text-decoration: none;
}
.chip:hover { color: var(--txt); border-color: rgba(255, 255, 255, 0.15); background: rgba(255, 255, 255, 0.06); transform: translateY(-1px); }
.chip.active {
  color: #ffffff; font-weight: 700; border-color: transparent;
  background: var(--accent-gradient);
  box-shadow: 0 6px 20px rgba(155, 118, 250, 0.45);
}

main { max-width: 1180px; margin: 0 auto; padding: 0 16px; }

/* 1. Portal View: Album Grid */
.album-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 24px;
}
.album-card {
  break-inside: avoid; position: relative; border-radius: 20px; overflow: hidden;
  cursor: pointer; background: var(--card); border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--card-shadow);
  text-decoration: none; color: inherit; display: flex; flex-direction: column;
}
.album-card:hover {
  transform: translateY(-8px) scale(1.01); 
  border-color: rgba(155, 118, 250, 0.5); 
  background: var(--card-hover);
  box-shadow: 0 20px 40px rgba(155, 118, 250, 0.25), 
              0 0 20px rgba(0, 242, 254, 0.3), 
              0 0 40px rgba(255, 126, 179, 0.2);
}
.cover-box {
  position: relative; width: 100%; aspect-ratio: 16 / 10; overflow: hidden; background: var(--bg2);
}
.cover-box img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.album-card:hover .cover-box img { transform: scale(1.05); }

.cover-badge {
  position: absolute; top: 14px; left: 14px; padding: 5px 12px; border-radius: 8px;
  background: rgba(15, 16, 22, 0.75); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08); font-size: 11px; font-weight: 700; color: var(--accent2);
  letter-spacing: 0.05em;
}
.cover-cnt {
  position: absolute; bottom: 12px; right: 14px; padding: 4px 10px; border-radius: 6px;
  background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(8px); font-size: 12px; font-weight: 600; color: var(--txt);
}
.card-body { padding: 24px; display: flex; flex-direction: column; flex-grow: 1; }
.card-date { font-size: 12px; font-weight: 700; color: var(--accent); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 6px; }
.card-title { font-family: 'Outfit', sans-serif; font-size: 22px; font-weight: 800; color: var(--txt); margin-bottom: 8px; line-height: 1.3; }
.card-desc { font-size: 14px; color: var(--muted); line-height: 1.6; margin-bottom: 18px; flex-grow: 1; }
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px; }
.tag-chip { font-size: 12px; padding: 4px 10px; border-radius: 6px; background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.04); color: var(--muted); }
.card-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 16px; border-top: 1px solid var(--line);
  font-size: 14px; font-weight: 700; color: var(--accent); transition: all 0.3s ease;
}
.album-card:hover .card-foot { color: var(--accent2); }

/* 2. Album Detail View: Responsive Photo Grid */
#top { scroll-margin-top: 100px; }
section.theme { margin-top: 64px; scroll-margin-top: 90px; }
.theme-head { display: flex; align-items: center; gap: 16px; margin: 0 4px 24px; flex-wrap: wrap; position: relative; }
.theme-head .ico {
  font-size: 22px; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.06); border-radius: 12px;
  box-shadow: var(--shadow);
}
.theme-head h2 { font-size: 24px; font-weight: 800; letter-spacing: -0.02em; }
.theme-head .en {
  color: var(--accent); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 700;
  background: rgba(155, 118, 250, 0.12); padding: 4px 10px; border-radius: 4px; margin-top: 2px;
}
.theme-head .desc { color: var(--muted); font-size: 14px; flex-basis: 100%; margin-top: 6px; line-height: 1.5; font-weight: 400; }
.theme-head .cnt {
  color: var(--muted); font-size: 13px; margin-left: auto; align-self: center;
  background: rgba(255, 255, 255, 0.03); padding: 4px 12px; border-radius: 999px; border: 1px solid rgba(255, 255, 255, 0.05);
  font-family: 'Outfit', sans-serif;
}
.grid { 
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media(max-width: 1000px) { .grid { grid-template-columns: repeat(3, 1fr); } }
@media(max-width: 680px) { .grid { grid-template-columns: repeat(2, 1fr); gap: 12px; } }
@media(max-width: 420px) { .grid { grid-template-columns: 1fr; } }

button.tile {
  margin: 0; position: relative; border-radius: 16px; overflow: hidden;
  cursor: pointer; background: var(--card); border: 1px solid rgba(255, 255, 255, 0.04);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              background-color 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  padding: 0;
  width: 100%;
  color: inherit;
  font: inherit;
  text-align: left;
}
button.tile img { display: block; width: 100%; height: auto; transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
button.tile:hover,
button.tile:focus-visible {
  transform: translateY(-8px) scale(1.02); 
  border-color: rgba(155, 118, 250, 0.5); 
  background: var(--card-hover);
  box-shadow: 0 20px 40px rgba(155, 118, 250, 0.25), 
              0 0 20px rgba(0, 242, 254, 0.3), 
              0 0 40px rgba(255, 126, 179, 0.2);
}
button.tile:hover img,
button.tile:focus-visible img { transform: scale(1.04); }
button.tile .ovr {
  position: absolute; inset: auto 0 0 0; padding: 16px; opacity: 0;
  background: rgba(15, 16, 22, 0.85); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid rgba(255, 255, 255, 0.05); font-size: 12px; color: var(--txt); font-weight: 600;
  transform: translateY(10px);
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}
button.tile:hover .ovr,
button.tile:focus-visible .ovr { opacity: 1; transform: translateY(0); }

/* Lightbox Modal */
#lb {
  position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center;
  background: rgba(10, 11, 16, 0.88); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  opacity: 0; transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
#lb.open { display: flex; opacity: 1; }
body.lightbox-open { overflow: hidden; }
#lb img {
  max-width: 90vw; max-height: 80vh; border-radius: 16px; 
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5); transform: scale(0.95); opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  border: 1px solid rgba(255, 255, 255, 0.06);
}
#lb.open img { transform: scale(1); opacity: 1; }
#lb .cap { position: fixed; bottom: 30px; left: 0; right: 0; text-align: center; color: var(--muted); font-size: 14px; letter-spacing: 0.02em; }
#lb .cap b { color: var(--txt); font-weight: 700; }
.lb-btn {
  position: fixed; top: 50%; transform: translateY(-50%); width: 56px; height: 56px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.05); background: rgba(255, 255, 255, 0.04); color: #f5f5f7; font-size: 24px;
  cursor: pointer; display: flex; align-items: center; justify-content: center; 
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}
.lb-btn:hover {
  background: #ffffff; color: #101110; border-color: transparent;
  box-shadow: 0 6px 15px rgba(255,255,255,0.25); transform: translateY(-50%) scale(1.08);
}
#lbPrev { left: 30px; } #lbNext { right: 30px; }
#lbClose {
  position: fixed; top: 24px; right: 24px; width: 48px; height: 48px; font-size: 22px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.05); background: rgba(255, 255, 255, 0.04); color: #f5f5f7; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}
#lbClose:hover {
  background: #ff3b30; color: #ffffff; border-color: transparent;
  box-shadow: 0 6px 15px rgba(255,59,48,0.3); transform: scale(1.08) rotate(90deg);
}


footer {
  text-align: center; color: var(--muted); font-size: 12px; margin-top: 100px; letter-spacing: .08em;
  border-top: 1px solid var(--line); padding-top: 40px; max-width: 1180px; margin-left: auto; margin-right: auto;
  position: relative;
}

/* Mobile responsive */
@media(max-width: 680px) {
  header.hero { padding: 40px 16px 12px; }
  header.hero h1 { font-size: 32px; }
  header.hero p.sub { font-size: 13px; margin-top: 8px; }
  header.hero .stats { display: none; }
  .album-grid { grid-template-columns: 1fr; }

  nav.filters {
    position: sticky; top: 10px; flex-wrap: nowrap; overflow-x: auto;
    justify-content: flex-start; padding: 6px 12px; margin: 16px auto 12px;
    max-width: 92%; border-radius: 20px; -webkit-overflow-scrolling: touch;
  }
  nav.filters::-webkit-scrollbar { display: none; }
  .chip { padding: 6px 14px; font-size: 12px; }

  .lb-btn { width: 46px; height: 46px; font-size: 20px; }
  #lbPrev { left: 12px; } #lbNext { right: 12px; }
  #lbClose { top: 16px; right: 16px; width: 40px; height: 40px; font-size: 18px; }
  .lb-actions { top: 16px; right: 64px; gap: 6px; }
  .lb-action-btn { padding: 6px 12px; font-size: 0.78rem; }
  #lb {
    padding-top: max(72px, env(safe-area-inset-top));
    padding-bottom: max(70px, env(safe-area-inset-bottom));
  }
  #lbClose {
    top: max(16px, env(safe-area-inset-top));
    right: max(16px, env(safe-area-inset-right));
  }
  .lb-actions {
    top: max(16px, env(safe-area-inset-top));
    left: 50%;
    right: auto;
    transform: translateX(-50%);
    gap: 8px;
  }
  #lbShare, #lbDl {
    padding: 8px 14px;
    font-size: 11px;
  }
  #lbPrev { left: max(8px, env(safe-area-inset-left)); }
  #lbNext { right: max(8px, env(safe-area-inset-right)); }
  #lb img { max-width: 96vw; max-height: 72vh; border-radius: 10px; }
  #lb .cap { bottom: max(20px, env(safe-area-inset-bottom)); padding: 0 72px; }
}

@media(max-width: 420px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  button.tile { border-radius: 10px; }
  button.tile .ovr {
    opacity: 1;
    transform: none;
    padding: 8px;
    font-size: 10px;
    background: linear-gradient(transparent, rgba(15, 16, 22, 0.88));
    border-top: 0;
    backdrop-filter: none;
  }
}

@media(max-width: 300px) {
  .grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* SPA Page Transition */
.page-transition {
  animation: pageViewEnter 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes pageViewEnter {
  0% {
    opacity: 0;
    transform: scale(0.98) translateY(12px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
    filter: blur(0);
  }
}



.fade-in {
  opacity: 1;
}

.reveal-item {
  opacity: 1;
  transform: none;
}

/* Mouse Spotlight Glow Layer for Cards */
.spotlight-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  opacity: 0;
  transition: opacity 0.4s ease;
  background: radial-gradient(
    600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(155, 118, 250, 0.25),
    rgba(255, 126, 179, 0.1) 40%,
    transparent 70%
  );
  z-index: 2;
}
.album-card:hover .spotlight-glow,
button.tile:hover .spotlight-glow {
  opacity: 1;
}

/* Click Ripple Wave Effect */
.ripple-container {
  position: relative;
  overflow: hidden;
}
.ripple-effect {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: scale(0);
  animation: rippleWave 0.6s ease-out;
  pointer-events: none;
  z-index: 10;
}
@keyframes rippleWave {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* Lightbox Image Slide Animations */
#lbImg.slide-next {
  animation: slideNextAnim 0.38s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
#lbImg.slide-prev {
  animation: slidePrevAnim 0.38s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideNextAnim {
  0% { transform: translateX(40px) scale(0.94); opacity: 0.3; }
  100% { transform: translateX(0) scale(1); opacity: 1; }
}

@keyframes slidePrevAnim {
  0% { transform: translateX(-40px) scale(0.94); opacity: 0.3; }
  100% { transform: translateX(0) scale(1); opacity: 1; }
}

/* Lightbox Action Buttons Container (상단 중앙 배치) */
.lb-actions {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

/* 원본 이미지 저장 버튼: 시그니처 듀오그라디언트 롤백 스타일 */
#lbDl {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  color: #ffffff;
  background: var(--accent-gradient);
  box-shadow: 0 6px 20px rgba(155, 118, 250, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.02em;
  text-decoration: none;
  border: none;
}

#lbDl:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(155, 118, 250, 0.55), 0 0 15px rgba(0, 242, 254, 0.3);
}

/* 저장 버튼 바로 옆에 완벽히 어울리는 공유하기 버튼 */
#lbShare {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  color: #ffffff;
  background: rgba(30, 41, 59, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.02em;
}

#lbShare:hover {
  background: rgba(99, 102, 241, 0.9);
  border-color: rgba(199, 210, 254, 0.6);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
}



/* Share Modal Backdrop & Card */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 10, 21, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: modalFadeIn 0.35s ease forwards;
}

.modal-backdrop[hidden] {
  display: none !important;
}

@keyframes modalFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-card {
  background: linear-gradient(145deg, rgba(30, 41, 59, 0.92), rgba(15, 23, 42, 0.96));
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 28px;
  width: 100%;
  max-width: 480px;
  box-shadow: 
    0 30px 60px -12px rgba(0, 0, 0, 0.65), 
    0 0 50px rgba(99, 102, 241, 0.22),
    inset 0 1px 1px rgba(255, 255, 255, 0.2);
  overflow: hidden;
  animation: modalScaleUp 0.38s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalScaleUp {
  from { transform: scale(0.92) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 26px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.02);
}

.modal-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 800;
  font-family: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  color: #f8fafc;
  background: linear-gradient(135deg, #ffffff 30%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  border-radius: 12px;
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  color: #ffffff;
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(248, 113, 113, 0.4);
  transform: rotate(90deg);
}

.modal-body {
  padding: 26px;
}

/* Share Preview Box */
.share-preview {
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.6), rgba(15, 23, 42, 0.75));
  border: 1px solid rgba(129, 140, 248, 0.25);
  padding: 14px;
  border-radius: 18px;
  margin-bottom: 22px;
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, 0.08);
}

.share-preview img {
  width: 68px;
  height: 68px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}

.share-preview-title {
  font-weight: 700;
  font-size: 0.98rem;
  color: #f1f5f9;
  letter-spacing: -0.01em;
  word-break: break-all;
}

.share-preview-sub {
  font-size: 0.82rem;
  color: #818cf8;
  font-weight: 500;
  margin-top: 4px;
  word-break: break-all;
}

/* Share Grid Buttons */
.share-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.share-option-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 15px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  color: #e2e8f0;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: 'Plus Jakarta Sans', sans-serif;
  cursor: pointer;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}

.share-option-btn:hover {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(168, 85, 247, 0.22));
  border-color: rgba(165, 180, 252, 0.45);
  color: #ffffff;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 24px -4px rgba(99, 102, 241, 0.35);
}

.share-option-btn:hover .share-icon {
  transform: scale(1.15) rotate(-6deg);
  background: rgba(99, 102, 241, 0.3);
  border-color: rgba(199, 210, 254, 0.4);
}

.share-icon {
  font-size: 1.2rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  flex-shrink: 0;
  transition: all 0.25s ease;
}

.share-label {
  line-height: 1.2;
}

/* QR Code Container */
.qr-container {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px dashed rgba(255, 255, 255, 0.14);
  text-align: center;
  animation: modalFadeIn 0.3s ease forwards;
}

.qr-container canvas {
  background: #ffffff;
  padding: 14px;
  border-radius: 20px;
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.45),
    0 0 25px rgba(129, 140, 248, 0.4);
  border: 2px solid rgba(165, 180, 252, 0.5);
}

.qr-hint {
  font-size: 0.82rem;
  color: #94a3b8;
  font-weight: 500;
  margin-top: 12px;
}

/* Toast Notification */
.toast-notification {
  position: fixed;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%) translateY(0);
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(165, 180, 252, 0.45);
  color: #ffffff;
  padding: 13px 26px;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.5), 
    0 0 30px rgba(99, 102, 241, 0.45);
  z-index: 3000;
  animation: toastPop 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes toastPop {
  0% { transform: translateX(-50%) translateY(24px) scale(0.9); opacity: 0; }
  100% { transform: translateX(-50%) translateY(0) scale(1); opacity: 1; }
}