/* Enhanced CSS Stylesheet - Baiturrahman Mosque Homepage */

:root {
  --emerald: #0f5132;
  --emerald-light: #166534;
  --emerald-dark: #0a3d26;
  --gold: #d4af37;
  --gold-light: #e8c84a;
  --gold-dim: #c9a227;
  --ivory: #faf8f3;
  --charcoal: #1f2937;
  --charcoal-light: #374151;
  --soft-gray: #f3f4f6;
  --soft-gray-2: #e5e7eb;
  
  /* Spring Physics / Custom Easing */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--emerald-dark);
}
::-webkit-scrollbar-thumb {
  background: var(--gold-dim);
  border-radius: 4px;
  border: 2px solid var(--emerald-dark);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--gold);
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
  font-family: 'Inter', sans-serif;
  background-color: var(--ivory);
  color: var(--charcoal);
}

/* Custom Selection Highlight */
::selection {
  background-color: var(--gold);
  color: var(--emerald-dark);
}

/* Background Geometric Patterns */
.bg-geo-pattern {
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23D4AF37' stroke-width='1'%3E%3Cpolygon points='40,4 76,22 76,58 40,76 4,58 4,22'/%3E%3Cpolygon points='40,16 66,29 66,51 40,64 14,51 14,29'/%3E%3Ccircle cx='40' cy='40' r='8'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 80px 80px;
}

/* Dynamic Island Navbar Morphing Transition */
.navbar-transition {
  transition: 
    width 0.6s var(--ease-spring),
    max-width 0.6s var(--ease-spring),
    border-radius 0.6s var(--ease-spring),
    background-color 0.5s var(--ease-smooth),
    backdrop-filter 0.5s var(--ease-smooth),
    padding 0.5s var(--ease-smooth),
    height 0.5s var(--ease-smooth),
    top 0.6s var(--ease-spring),
    border 0.5s var(--ease-smooth),
    box-shadow 0.5s var(--ease-smooth),
    transform 0.6s var(--ease-spring);
}

/* Dynamic Island State Class */
.navbar-scrolled {
  position: fixed !important;
  top: 1rem !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  width: 90% !important;
  max-width: 1140px !important;
  border-radius: 9999px !important;
  height: 4rem !important;
  padding-left: 2.5rem !important;
  padding-right: 2.5rem !important;
  background-color: rgba(10, 38, 24, 0.58) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  border: 1px solid rgba(212, 175, 55, 0.35) !important;
  box-shadow: 
    0 20px 25px -5px rgba(0, 0, 0, 0.3), 
    0 10px 10px -5px rgba(0, 0, 0, 0.2),
    0 0 20px rgba(212, 175, 55, 0.15) !important;
}

/* Draw gold underline under menu items on hover */
.nav-link-underline {
  position: relative;
}
.nav-link-underline::after {
  content: '';
  position: absolute;
  width: 100%;
  transform: scaleX(0);
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--gold);
  transform-origin: bottom right;
  transition: transform 0.35s var(--ease-smooth);
}
.nav-link-underline:hover::after {
  transform: scaleX(1);
  transform-origin: bottom left;
}

/* Scroll-Driven Reveal Base Classes */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: 
    opacity 0.8s var(--ease-smooth), 
    transform 0.8s var(--ease-smooth);
}

.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered Delay Helpers */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Micro-Animations & Keyframes */
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.animate-spin-slow {
  animation: spin-slow 20s linear infinite;
}

@keyframes pulse-gold {
  0%, 100% {
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
  }
  50% {
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.6);
  }
}

/* Pulse Highlight for Active Prayer Row */
.prayer-row.active-prayer {
  animation: pulse-gold 3s infinite ease-in-out;
}

/* Hover scales and card expansions */
.card-hover-lift {
  transition: transform 0.4s var(--ease-spring), box-shadow 0.4s var(--ease-smooth), border-color 0.4s var(--ease-smooth);
}
.card-hover-lift:hover {
  transform: translateY(-8px) scale(1.01);
  box-shadow: 0 25px 50px -12px rgba(10, 38, 24, 0.15);
  border-color: rgba(212, 175, 55, 0.4);
}

.img-zoom-hover {
  overflow: hidden;
}
.img-zoom-hover img {
  transition: transform 0.6s var(--ease-smooth);
}
.img-zoom-hover:hover img {
  transform: scale(1.06);
}

/* --- Sejarah Page Specific Styles --- */

/* Scroll Progress Bar at the top of the viewport */
#sejarah-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: var(--gold);
  z-index: 100;
  transition: width 0.1s ease-out;
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
}

/* Sticky Breadcrumb Navigation */
.sticky-breadcrumbs {
  position: sticky;
  top: 4.8rem; /* Sits just below the scrolled navbar */
  z-index: 40;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Before & After Slider Widget */
.before-after-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  user-select: none;
  border: 1px solid rgba(212, 175, 55, 0.25);
  border-radius: 12px;
  box-shadow: 0 25px 50px -12px rgba(10, 38, 24, 0.25);
}
.before-after-container img {
  display: block;
  width: 100%;
  height: auto;
  pointer-events: none;
}
.before-after-container .after-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  clip-path: inset(0 50% 0 0);
}
.before-after-container .slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background-color: var(--gold);
  transform: translateX(-50%);
  cursor: ew-resize;
  z-index: 30;
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.8);
}
.before-after-container .slider-handle-circle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background-color: var(--emerald-dark);
  border: 3px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 14px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  transition: background-color 0.3s, transform 0.3s var(--ease-spring);
}
.before-after-container:hover .slider-handle-circle {
  background-color: var(--emerald);
  transform: translate(-50%, -50%) scale(1.1);
}

/* Vertical Timeline Layout Adjustments */
.timeline-axis::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--gold) 15%, var(--gold) 85%, transparent);
  transform: translateX(-50%);
}
@media (max-width: 768px) {
  .timeline-axis::before {
    left: 20px;
    transform: none;
  }
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: rgba(10, 38, 24, 0.95);
  backdrop-filter: blur(15px);
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s var(--ease-smooth);
}
.lightbox-modal.flex {
  display: flex;
  opacity: 1;
}

/* Parallax backgrounds */
.parallax-bg-effect {
  background-attachment: fixed;
  background-position: center;
  background-size: cover;
}

.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}
@media (max-width: 1024px) {
  .parallax-bg-effect {
    background-attachment: scroll; /* Disable parallax on touch devices for performance */
  }
}