/* ==========================================================================
   MSAMU — Smooth Academic Animations & Transitions
   State-of-the-Art, Clean & Lightweight Micro-Interactions
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Keyframes
   -------------------------------------------------------------------------- */
@keyframes heroFadeUp {
  0% {
    opacity: 0;
    transform: translateY(24px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes heroFadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes floatGentle {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.6);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
  }
}

@keyframes sparkleTwinkle {
  0%, 100% {
    opacity: 0.75;
    transform: scale(1) rotate(0deg);
  }
  50% {
    opacity: 1;
    transform: scale(1.25) rotate(15deg);
  }
}

@keyframes shimmerGlint {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

@keyframes subtleAmbientPulse {
  0%, 100% {
    opacity: 0.92;
  }
  50% {
    opacity: 0.84;
  }
}

/* --------------------------------------------------------------------------
   2. Hero Section Animations
   -------------------------------------------------------------------------- */
.hero-anim-kicker {
  opacity: 0;
  animation: heroFadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
  will-change: transform, opacity;
}

.hero-anim-title {
  opacity: 0;
  animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.25s forwards;
  will-change: transform, opacity;
}

.hero-anim-desc {
  opacity: 0;
  animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
  will-change: transform, opacity;
}

.hero-anim-btns {
  opacity: 0;
  animation: heroFadeUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.55s forwards;
  will-change: transform, opacity;
}

.hero-subtle-glow {
  position: absolute;
  top: -10%;
  right: 10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.18) 0%, rgba(7, 56, 38, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  animation: subtleAmbientPulse 6s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   3. Scroll-Reveal Utilities
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal-left.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal-right.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94) translateY(16px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform, opacity;
}

.reveal-scale.is-revealed {
  opacity: 1;
  transform: scale(1) translateY(0);
}

/* Stagger Delays */
.delay-100 { transition-delay: 100ms !important; }
.delay-200 { transition-delay: 200ms !important; }
.delay-300 { transition-delay: 300ms !important; }
.delay-400 { transition-delay: 400ms !important; }
.delay-500 { transition-delay: 500ms !important; }

/* --------------------------------------------------------------------------
   4. Navbar Scroll Glassmorphism Transition
   -------------------------------------------------------------------------- */
.msamu-navbar {
  transition: padding 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.msamu-navbar.scrolled {
  padding: 10px 0 !important;
  background-color: rgba(255, 255, 255, 0.94) !important;
  backdrop-filter: blur(14px) !important;
  -webkit-backdrop-filter: blur(14px) !important;
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08) !important;
  border-bottom-color: rgba(229, 231, 235, 0.7) !important;
}

/* --------------------------------------------------------------------------
   5. Interactive Micro-Interactions on Hover
   -------------------------------------------------------------------------- */

/* Feature Highlights */
.feature-item-col {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  border-radius: var(--radius-md);
}

.feature-item-col:hover {
  transform: translateY(-5px);
}

.feature-item-col .feature-icon-circle {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease, color 0.3s ease, box-shadow 0.35s ease;
}

.feature-item-col:hover .feature-icon-circle {
  transform: scale(1.12) rotate(4deg);
  background-color: var(--msamu-green);
  color: #ffffff;
  box-shadow: 0 8px 20px -4px rgba(10, 79, 54, 0.35);
}

.feature-item-col .feature-col-title {
  transition: color 0.2s ease;
}

.feature-item-col:hover .feature-col-title {
  color: var(--msamu-green);
}

/* Logo Card in Who We Are */
.emblem-card-interactive {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease, border-color 0.3s ease;
  position: relative;
  overflow: hidden;
}

.emblem-card-interactive:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 36px -8px rgba(10, 79, 54, 0.12) !important;
  border-color: rgba(16, 185, 129, 0.4) !important;
}

.emblem-card-interactive img {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.emblem-card-interactive:hover img {
  transform: scale(1.05);
}

/* Quran Quote Card */
.quran-quote-card {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s ease, border-color 0.3s ease;
}

.quran-quote-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px -6px rgba(16, 185, 129, 0.15);
  border-color: #86efac;
}

.sparkle-icon-animated {
  display: inline-block;
  animation: sparkleTwinkle 3.5s ease-in-out infinite;
}

/* Event Cards */
.home-event-card {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.home-event-card:hover {
  transform: translateY(-3px) translateX(4px);
  border-color: var(--msamu-green-accent) !important;
  box-shadow: 0 10px 24px -4px rgba(0, 0, 0, 0.08) !important;
}

.home-event-card .event-date-box {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.3s ease;
}

.home-event-card:hover .event-date-box {
  transform: scale(1.06);
  background-color: var(--msamu-green-dark);
}

.home-event-card .event-details-title {
  transition: color 0.2s ease;
}

.home-event-card:hover .event-details-title {
  color: var(--msamu-green);
}

/* News Items */
.home-news-item {
  transition: transform 0.25s ease, background-color 0.25s ease;
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  margin: -8px -10px;
}

.home-news-item:hover {
  background-color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.home-news-item .news-thumb-img {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.home-news-item:hover .news-thumb-img {
  transform: scale(1.08);
}

.home-news-item .news-item-title {
  transition: color 0.2s ease;
}

.home-news-item:hover .news-item-title {
  color: var(--msamu-green);
}

/* Buttons */
.btn-hero-green,
.btn-join-pill,
.btn-univ-primary {
  position: relative;
  overflow: hidden;
}

.btn-hero-green:hover {
  box-shadow: 0 8px 22px -4px rgba(16, 185, 129, 0.45);
}

.btn-hero-green:active,
.btn-join-pill:active,
.btn-univ-primary:active {
  transform: scale(0.97) translateY(0);
}

.btn-hero-outline:hover {
  box-shadow: 0 6px 18px -4px rgba(255, 255, 255, 0.2);
}

/* --------------------------------------------------------------------------
   6. Accessibility & Reduced Motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1 !important;
    transform: none !important;
  }
}