/* ==========================================================================
   Luminous Theme - Luxury Atmospheric Photo Gallery (v2.6 Minimalist Glass)
   ========================================================================== */

:root {
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: 'Noto Serif SC', Georgia, "Songti SC", serif;

  /* Light Mode Palette (Default) */
  --bg-body: #f4f6fb;
  --bg-surface: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.72);
  --bg-card-hover: rgba(255, 255, 255, 0.94);
  --bg-glass: rgba(255, 255, 255, 0.78);
  --bg-glass-strong: rgba(255, 255, 255, 0.92);
  --bg-input: rgba(255, 255, 255, 0.8);

  --border-subtle: rgba(255, 255, 255, 0.65);
  --border-card: rgba(255, 255, 255, 0.75);
  --border-medium: rgba(0, 0, 0, 0.1);
  --border-focus: rgba(217, 119, 6, 0.5);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #64748b;

  --accent-gold: #d97706;
  --accent-gold-hover: #b45309;
  --accent-gold-glow: rgba(217, 119, 6, 0.22);
  --accent-cyan: #0284c7;
  --accent-indigo: #4f46e5;

  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 35px rgba(217, 119, 6, 0.2);
  --shadow-glass: 0 12px 36px 0 rgba(31, 38, 135, 0.07), inset 0 1px 1px 0 rgba(255, 255, 255, 0.95);

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Mode Override */
[data-theme="dark"] {
  --bg-body: #06080e;
  --bg-surface: #0c101c;
  --bg-card: rgba(16, 22, 38, 0.65);
  --bg-card-hover: rgba(24, 32, 54, 0.88);
  --bg-glass: rgba(12, 16, 28, 0.75);
  --bg-glass-strong: rgba(8, 12, 22, 0.92);
  --bg-input: rgba(255, 255, 255, 0.06);

  --border-subtle: rgba(255, 255, 255, 0.1);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-medium: rgba(255, 255, 255, 0.2);
  --border-focus: rgba(226, 177, 112, 0.5);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-gold: #e2b170;
  --accent-gold-hover: #f3c78d;
  --accent-gold-glow: rgba(226, 177, 112, 0.3);
  --accent-cyan: #38bdf8;
  --accent-indigo: #6366f1;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 35px rgba(226, 177, 112, 0.25);
  --shadow-glass: 0 12px 36px 0 rgba(0, 0, 0, 0.5), inset 0 1px 1px 0 rgba(255, 255, 255, 0.18);
}

/* ==========================================================================
   Global Reset & Ambient Background Canvas
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text-main);
  background-color: var(--bg-body);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Distinct Ambient Aurora Orbs */
.luminous-ambient-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.luminous-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.45;
  transition: all 1s ease;
}

.luminous-orb-1 {
  top: -10%;
  left: -5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.28), rgba(56, 189, 248, 0.12));
}

.luminous-orb-2 {
  top: 30%;
  right: -8%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.22), rgba(244, 63, 94, 0.08));
}

.luminous-orb-3 {
  bottom: -15%;
  left: 30%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(20, 184, 166, 0.2), rgba(99, 102, 241, 0.12));
}

[data-theme="dark"] .luminous-orb-1 {
  background: radial-gradient(circle, rgba(99, 102, 241, 0.35), rgba(56, 189, 248, 0.15));
}

[data-theme="dark"] .luminous-orb-2 {
  background: radial-gradient(circle, rgba(226, 177, 112, 0.3), rgba(244, 63, 94, 0.12));
}

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-fast);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  color: inherit;
}

/* Container */
.luminous-container {
  width: 100%;
  max-width: 1540px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

@media (max-width: 768px) {
  .luminous-container {
    padding: 0 1.25rem;
  }
}

/* Generic Frosted Glass Card */
.luminous-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
}

/* ==========================================================================
   Navigation Bar (Clean Minimalist Frosted Glass)
   ========================================================================== */
.luminous-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.04);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .luminous-navbar {
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
}

.luminous-navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

/* Brand Logo */
.luminous-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.luminous-logo-wrap {
  position: relative;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(226, 177, 112, 0.2));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .luminous-logo-wrap {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(226, 177, 112, 0.15));
}

.luminous-brand:hover .luminous-logo-wrap {
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-glow);
  border-color: var(--accent-gold);
}

.luminous-logo-img {
  width: 34px;
  height: 34px;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

[data-theme="light"] .luminous-logo-img {
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1)) invert(0.85);
}

.luminous-brand-text {
  display: flex;
  flex-direction: column;
}

.luminous-brand-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--text-main);
}

[data-theme="dark"] .luminous-brand-title {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.luminous-brand-tagline {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}

/* Nav Actions */
.luminous-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.luminous-icon-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.luminous-icon-btn:hover {
  color: var(--text-main);
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Spotlight Search Modal
   ========================================================================== */
.luminous-spotlight-modal {
  position: fixed;
  inset: 0;
  background: rgba(6, 8, 14, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 500;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.luminous-spotlight-modal.active {
  opacity: 1;
  visibility: visible;
}

.luminous-spotlight-box {
  width: 100%;
  max-width: 620px;
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.luminous-spotlight-modal.active .luminous-spotlight-box {
  transform: translateY(0);
}

[data-theme="dark"] .luminous-spotlight-box {
  background: #0c101c;
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.8);
}

.luminous-spotlight-input-wrap {
  display: flex;
  align-items: center;
  padding: 1.25rem 1.75rem;
  gap: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.luminous-spotlight-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-main);
  outline: none;
}

.luminous-spotlight-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.luminous-spotlight-esc {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-dim);
  border: 1px solid var(--border-medium);
}

[data-theme="dark"] .luminous-spotlight-esc {
  background: rgba(255, 255, 255, 0.1);
}

.luminous-spotlight-footer {
  padding: 0.85rem 1.75rem;
  background: var(--bg-body);
}

/* ==========================================================================
   Mobile Drawer
   ========================================================================== */
.luminous-mobile-drawer {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.luminous-mobile-drawer.active {
  opacity: 1;
  visibility: visible;
}

.luminous-drawer-content {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 320px;
  background: var(--bg-surface);
  padding: 2rem;
  box-shadow: -10px 0 30px rgba(0,0,0,0.2);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.luminous-mobile-drawer.active .luminous-drawer-content {
  transform: translateX(0);
}

.luminous-drawer-close {
  background: none;
  border: none;
  color: var(--text-main);
  cursor: pointer;
  padding: 0;
}

.luminous-nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 0.5rem 0;
}

.luminous-nav-link:hover {
  color: var(--accent-gold);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.luminous-hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  text-align: center;
  overflow: hidden;
}

.luminous-hero-content {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
}

.luminous-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.25rem;
  border-radius: var(--radius-full);
  background: rgba(217, 119, 6, 0.12);
  border: 1px solid rgba(217, 119, 6, 0.25);
  color: var(--accent-gold);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(12px);
}

[data-theme="dark"] .luminous-hero-badge {
  background: rgba(226, 177, 112, 0.15);
  border-color: rgba(226, 177, 112, 0.35);
}

.luminous-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--accent-gold);
  box-shadow: 0 0 10px var(--accent-gold);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}

.luminous-hero-title {
  font-family: var(--font-serif);
  font-size: 3.8rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  color: var(--text-main);
}

[data-theme="dark"] .luminous-hero-title {
  background: linear-gradient(180deg, #ffffff 30%, #cbd5e1 75%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@media (max-width: 768px) {
  .luminous-hero-title {
    font-size: 2.5rem;
  }
}

.luminous-hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

/* Bento Stat Cards */
.luminous-hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 680px;
  margin: 0 auto;
}

@media (max-width: 600px) {
  .luminous-hero-stats {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }
}

.luminous-stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.5rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.luminous-stat-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-gold);
}

.luminous-stat-value {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--accent-gold);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

.luminous-stat-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

/* ==========================================================================
   Section Headers & Breadcrumbs
   ========================================================================== */
.luminous-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1.25rem;
}

.luminous-section-title-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.luminous-section-title {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.luminous-section-badge {
  font-size: 0.85rem;
  font-family: var(--font-sans);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(217, 119, 6, 0.12);
  border: 1px solid rgba(217, 119, 6, 0.3);
  color: var(--accent-gold);
  font-weight: 700;
}

.luminous-breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.luminous-breadcrumb a:hover {
  color: var(--accent-gold);
}

.luminous-breadcrumb-sep {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.luminous-breadcrumb-current {
  color: var(--text-main);
  font-weight: 700;
}

/* ==========================================================================
   Album & Category Grid
   ========================================================================== */
.luminous-album-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
  gap: 2.25rem;
  margin-bottom: 4.5rem;
}

@media (max-width: 640px) {
  .luminous-album-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.luminous-album-card {
  position: relative !important;
  height: 420px !important;
  border-radius: var(--radius-xl) !important;
  overflow: hidden !important;
  background: var(--bg-surface) !important;
  border: 1px solid var(--border-card) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07) !important;
  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 0.3s ease !important;
  text-decoration: none !important;
  display: block !important;
}

.luminous-album-card:hover {
  transform: translateY(-8px) !important;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.14), 0 0 25px var(--accent-gold-glow) !important;
  border-color: var(--accent-gold) !important;
}

[data-theme="dark"] .luminous-album-card {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4) !important;
}

[data-theme="dark"] .luminous-album-card:hover {
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.7), 0 0 30px var(--accent-gold-glow) !important;
}

.luminous-album-cover-wrap {
  position: absolute !important;
  inset: 0 !important;
  width: 100% !important;
  height: 100% !important;
  overflow: hidden !important;
  z-index: 1 !important;
}

.luminous-album-cover {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  object-position: center !important;
  display: block !important;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.luminous-album-card:hover .luminous-album-cover {
  transform: scale(1.06) !important;
}

.luminous-album-placeholder {
  width: 100% !important;
  height: 100% !important;
  background: linear-gradient(135deg, #e2e8f0, #cbd5e1) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: #64748b !important;
}

/* Top Floating Meta Badges (Soft Natural Frosted Glass Pills) */
.luminous-album-top-bar {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 10 !important;
  padding: 1.25rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 0.75rem !important;
  pointer-events: none !important;
}

.luminous-album-badge {
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.45rem !important;
  padding: 0.38rem 0.85rem !important;
  border-radius: var(--radius-full) !important;
  background: rgba(255, 255, 255, 0.4) !important;
  backdrop-filter: blur(20px) saturate(190%) !important;
  -webkit-backdrop-filter: blur(20px) saturate(190%) !important;
  border: 1px solid rgba(255, 255, 255, 0.28) !important;
  border-top-color: rgba(255, 255, 255, 0.55) !important;
  color: #0f172a !important;
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 18px -2px rgba(0, 0, 0, 0.08) !important;
  letter-spacing: 0.02em !important;
}

[data-theme="dark"] .luminous-album-badge {
  background: rgba(10, 15, 28, 0.42) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-top-color: rgba(255, 255, 255, 0.2) !important;
  color: #f8fafc !important;
  box-shadow: 0 4px 18px -2px rgba(0, 0, 0, 0.4) !important;
}

.luminous-album-date-badge {
  font-weight: 500 !important;
  color: #334155 !important;
}

[data-theme="dark"] .luminous-album-date-badge {
  color: #cbd5e1 !important;
}

/* Ambient shadow disabled */
.luminous-album-ambient-gradient,
.luminous-album-gradient {
  display: none !important;
}

/* Floating Seamless Frosted Glass Card (Natural Feathered Transition) */
.luminous-album-info-wrap,
.luminous-album-info {
  position: absolute !important;
  bottom: 0 !important;
  left: 0 !important;
  right: 0 !important;
  width: 100% !important;
  box-sizing: border-box !important;
  padding: 1.25rem !important;
  z-index: 10 !important;
  pointer-events: none !important;
}

.luminous-album-info-glass,
.luminous-album-bottom-panel {
  pointer-events: auto !important;
  width: 100% !important;
  box-sizing: border-box !important;
  border-radius: 20px !important;
  padding: 1.3rem 1.5rem !important;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.38) 0%, rgba(255, 255, 255, 0.16) 100%) !important;
  -webkit-backdrop-filter: blur(30px) saturate(190%) brightness(104%) !important;
  backdrop-filter: blur(30px) saturate(190%) brightness(104%) !important;
  border: 1px solid rgba(255, 255, 255, 0.22) !important;
  border-top-color: rgba(255, 255, 255, 0.5) !important;
  border-left-color: rgba(255, 255, 255, 0.35) !important;
  box-shadow: 0 14px 38px -6px rgba(0, 0, 0, 0.1), 0 4px 14px -2px rgba(0, 0, 0, 0.04), inset 0 1px 0 rgba(255, 255, 255, 0.4) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.45rem !important;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  transform: translateZ(0) !important;
}

.luminous-album-card:hover .luminous-album-info-glass,
.luminous-album-card:hover .luminous-album-bottom-panel {
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.5) 0%, rgba(255, 255, 255, 0.25) 100%) !important;
  border-color: rgba(255, 255, 255, 0.38) !important;
  border-top-color: rgba(255, 255, 255, 0.75) !important;
  box-shadow: 0 20px 48px -6px rgba(0, 0, 0, 0.15), 0 6px 18px -2px rgba(0, 0, 0, 0.06), inset 0 1px 0 #ffffff !important;
  transform: translateY(-3px) translateZ(0) !important;
}

[data-theme="dark"] .luminous-album-info-glass,
[data-theme="dark"] .luminous-album-bottom-panel {
  background: linear-gradient(155deg, rgba(15, 23, 42, 0.42) 0%, rgba(8, 12, 22, 0.22) 100%) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-top-color: rgba(255, 255, 255, 0.22) !important;
  border-left-color: rgba(255, 255, 255, 0.14) !important;
  box-shadow: 0 16px 45px -8px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.15) !important;
}

[data-theme="dark"] .luminous-album-card:hover .luminous-album-info-glass,
[data-theme="dark"] .luminous-album-card:hover .luminous-album-bottom-panel {
  background: linear-gradient(155deg, rgba(20, 30, 52, 0.55) 0%, rgba(10, 16, 30, 0.32) 100%) !important;
  border-color: rgba(255, 255, 255, 0.18) !important;
  border-top-color: rgba(255, 255, 255, 0.35) !important;
  box-shadow: 0 22px 52px -6px rgba(0, 0, 0, 0.75), inset 0 1px 0 rgba(255, 255, 255, 0.25) !important;
  transform: translateY(-3px) translateZ(0) !important;
}

.luminous-album-panel-header,
.luminous-album-badge-row {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 1rem !important;
}

.luminous-album-title,
.luminous-album-name {
  font-family: var(--font-serif) !important;
  font-size: 1.4rem !important;
  font-weight: 800 !important;
  color: #0f172a !important;
  line-height: 1.25 !important;
  margin: 0 !important;
  display: block !important;
  transition: color var(--transition-fast) !important;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.35) !important;
}

[data-theme="dark"] .luminous-album-title,
[data-theme="dark"] .luminous-album-name {
  color: #ffffff !important;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6) !important;
}

.luminous-album-card:hover .luminous-album-title,
.luminous-album-card:hover .luminous-album-name {
  color: var(--accent-gold) !important;
}

.luminous-album-arrow-wrap {
  width: 30px !important;
  height: 30px !important;
  border-radius: var(--radius-full) !important;
  background: rgba(217, 119, 6, 0.12) !important;
  border: 1px solid rgba(217, 119, 6, 0.25) !important;
  color: var(--accent-gold) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background 0.3s ease, color 0.3s ease !important;
}

.luminous-album-card:hover .luminous-album-arrow-wrap {
  transform: translateX(3px) !important;
  background: var(--accent-gold) !important;
  color: #ffffff !important;
}

.luminous-album-description,
.luminous-album-desc {
  font-size: 0.86rem !important;
  color: #334155 !important;
  font-weight: 500 !important;
  line-height: 1.5 !important;
  margin: 0 !important;
  overflow: hidden !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  text-shadow: 0 1px 1px rgba(255, 255, 255, 0.3) !important;
}

[data-theme="dark"] .luminous-album-description,
[data-theme="dark"] .luminous-album-desc {
  color: #cbd5e1 !important;
  font-weight: 400 !important;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6) !important;
}

/* ==========================================================================
   Photo Grid & Thumbnails (100% Full-Card Coverage, Deterministic Columns)
   ========================================================================== */
.luminous-photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* Default 4 columns for standard desktop */
  gap: 1.75rem;
  margin-bottom: 4rem;
}

/* Extra Wide Desktop (>= 1600px): 5 columns (4 rows x 5 = 20 images) */
@media (min-width: 1600px) {
  .luminous-photo-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 1.75rem;
  }
}

/* Standard Desktop & Laptop (1200px - 1599px): 4 columns (5 rows x 4 = 20 images) */
@media (min-width: 1200px) and (max-width: 1599px) {
  .luminous-photo-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.75rem;
  }
}

/* Tablet & Medium Screens (768px - 1199px): 3 columns (6 rows x 3 = 18 images) */
@media (min-width: 768px) and (max-width: 1199px) {
  .luminous-photo-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

/* Mobile Screens (< 768px): 2 columns (8 rows x 2 = 16 images) */
@media (max-width: 767px) {
  .luminous-photo-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
  }
}

.luminous-photo-card {
  position: relative;
  aspect-ratio: 4 / 3;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  box-shadow: var(--shadow-glass);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  cursor: pointer;
  display: block;
}

.luminous-photo-card:hover {
  transform: translateY(-6px) scale(1.015);
  box-shadow: var(--shadow-lg), 0 0 25px var(--accent-gold-glow);
  border-color: var(--accent-gold);
}

.luminous-photo-img-wrap {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.luminous-photo-img {
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  object-fit: cover !important;
  object-position: center !important;
  display: block !important;
  transition: transform var(--transition-slow);
}

.luminous-photo-card:hover .luminous-photo-img {
  transform: scale(1.08);
}

.luminous-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.4) 70%, rgba(0, 0, 0, 0.85) 100%);
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0.85rem;
  transition: opacity var(--transition-fast);
  z-index: 2;
}

.luminous-photo-card:hover .luminous-photo-overlay {
  opacity: 1;
}

.luminous-photo-overlay-glass {
  background: rgba(255, 255, 255, 0.48);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  backdrop-filter: blur(28px) saturate(220%);
  -webkit-backdrop-filter: blur(28px) saturate(220%);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2), inset 0 1px 1px rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .luminous-photo-overlay-glass {
  background: rgba(6, 10, 20, 0.52);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255, 255, 255, 0.25);
}

.luminous-photo-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.35rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.luminous-photo-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.luminous-photo-meta-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 600;
}

/* ==========================================================================
   Pagination (navigation_bar.tpl)
   ========================================================================== */
.luminous-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin: 3.5rem 0;
  flex-wrap: wrap;
}

.luminous-page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 1.1rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.luminous-page-btn:hover {
  color: var(--text-main);
  background: var(--bg-card-hover);
  border-color: var(--border-medium);
  transform: translateY(-2px);
}

.luminous-page-btn.active {
  background: var(--accent-gold);
  color: #ffffff;
  border-color: var(--accent-gold);
  box-shadow: 0 4px 16px var(--accent-gold-glow);
}

/* ==========================================================================
   Picture Detail Page & Unified Theme Canvas
   ========================================================================== */
.luminous-picture-wrap {
  padding: 1.5rem 0 5rem;
}

/* Seamless Frosted Glass Stage in Light & Dark Mode */
.luminous-cinema-canvas {
  position: relative;
  width: 100%;
  max-width: 1360px;
  margin: 0 auto 2.5rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 540px;
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .luminous-cinema-canvas {
  background: rgba(12, 16, 28, 0.75);
  box-shadow: var(--shadow-glass), 0 0 50px rgba(0, 0, 0, 0.6);
}

.luminous-main-img-container {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.luminous-main-img {
  max-width: 100%;
  max-height: 84vh;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .luminous-main-img {
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.7);
}

.luminous-nav-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 58px;
  height: 58px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  color: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.12);
  transition: all var(--transition-fast);
  z-index: 10;
  opacity: 0.85;
}

[data-theme="dark"] .luminous-nav-arrow {
  background: rgba(14, 20, 36, 0.8);
  border-color: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

.luminous-nav-arrow:hover {
  opacity: 1;
  background: #ffffff;
  color: var(--accent-gold);
  border-color: var(--accent-gold);
  transform: translateY(-50%) scale(1.1);
  box-shadow: var(--shadow-glow);
}

[data-theme="dark"] .luminous-nav-arrow:hover {
  background: rgba(14, 20, 36, 0.98);
  color: var(--accent-gold);
}

.luminous-nav-prev { left: 1.5rem; }
.luminous-nav-next { right: 1.5rem; }

/* Photo Action Toolbar */
.luminous-pic-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 1.5rem 2.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
  margin-bottom: 2.5rem;
}

.luminous-pic-info-primary {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.luminous-pic-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-main);
}

.luminous-pic-date {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.luminous-pic-btn-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.luminous-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.luminous-btn-primary {
  background: var(--accent-gold);
  color: #ffffff;
  box-shadow: 0 4px 16px var(--accent-gold-glow);
}

.luminous-btn-primary:hover {
  background: var(--accent-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-gold-glow);
}

.luminous-btn-outline {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border-card);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
}

.luminous-btn-outline:hover {
  border-color: var(--border-medium);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

/* EXIF HUD Matrix */
.luminous-exif-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
  margin-bottom: 3.5rem;
}

.luminous-exif-item {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding: 1.15rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

[data-theme="dark"] .luminous-exif-item {
  background: rgba(255, 255, 255, 0.03);
}

.luminous-exif-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent-gold);
}

.luminous-exif-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(217, 119, 6, 0.12);
  border: 1px solid rgba(217, 119, 6, 0.25);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

[data-theme="dark"] .luminous-exif-icon {
  background: rgba(226, 177, 112, 0.15);
  border-color: rgba(226, 177, 112, 0.3);
}

.luminous-exif-data {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.luminous-exif-label {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.luminous-exif-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
}

.luminous-exif-subitem {
  font-size: 0.92rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

[data-theme="dark"] .luminous-exif-subitem {
  background: rgba(255, 255, 255, 0.03);
}

.luminous-exif-sublabel {
  color: var(--text-dim);
  font-weight: 600;
}

.luminous-exif-subval {
  color: var(--text-main);
  font-weight: 700;
}

/* Comments & Form Cards */
.luminous-comment-section {
  max-width: 860px;
  margin: 0 auto;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  box-shadow: var(--shadow-glass);
}

.luminous-comment-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 1.75rem;
  color: var(--text-main);
}

.luminous-comment-item {
  padding: 1.35rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .luminous-comment-item {
  background: rgba(255, 255, 255, 0.03);
}

.luminous-form-group {
  margin-bottom: 1.35rem;
}

.luminous-form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.45rem;
}

.luminous-input, .luminous-textarea {
  width: 100%;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-main);
  font-size: 0.95rem;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.05);
  transition: all var(--transition-fast);
}

.luminous-input:focus, .luminous-textarea:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px var(--accent-gold-glow);
}

/* ==========================================================================
   Full Screen Lightbox Modal
   ========================================================================== */
.luminous-lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 11, 0.97);
  backdrop-filter: blur(35px);
  -webkit-backdrop-filter: blur(35px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.luminous-lightbox-modal.active {
  opacity: 1;
  visibility: visible;
}

.luminous-lightbox-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2.75rem;
  z-index: 10;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.7) 0%, transparent 100%);
}

.luminous-lightbox-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
}

.luminous-lightbox-counter {
  font-size: 0.88rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.15);
  color: var(--accent-gold);
  font-weight: 700;
}

.luminous-lightbox-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.luminous-lightbox-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 1rem 5rem;
  overflow: hidden;
}

.luminous-lightbox-image {
  max-width: 92vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.95);
  transition: opacity var(--transition-fast), transform var(--transition-normal);
}

/* ==========================================================================
   Footer & ICP (Clean Centered Layout - Never Overlaps Floating Buttons)
   ========================================================================== */
.luminous-footer {
  background: var(--bg-glass);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 1.5rem 3.5rem;
  margin-top: 5.5rem;
  box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.04);
  position: relative;
  z-index: 10;
}

.luminous-footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.65rem;
  max-width: 960px;
  margin: 0 auto;
}

.luminous-footer-brand-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: 0.02em;
}

.luminous-footer-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.luminous-footer-divider {
  color: var(--border-medium);
  opacity: 0.7;
}

.luminous-footer-icp-link {
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.luminous-footer-icp-link:hover {
  color: var(--accent-gold);
}

.luminous-footer-contact {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.luminous-footer-contact:hover {
  color: var(--accent-gold);
}

.luminous-back-to-top {
  position: fixed;
  bottom: 2.5rem;
  right: 2.5rem;
  width: 54px;
  height: 54px;
  border-radius: var(--radius-full);
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-card);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--transition-normal);
  z-index: 90;
}

.luminous-back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.luminous-back-to-top:hover {
  background: var(--accent-gold);
  color: #ffffff;
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}