/* =====================================================
   FRAMEWORKS SECTION - SCROLL-DRIVEN STORYTELLING
   ===================================================== */

/* Outer wrapper - creates scroll space */
.frameworks-premium-section {
  position: relative;
  /* Height creates scroll space for 4 content blocks + header */
  height: 500vh;
  margin: 0;
  padding: 0;
}

/* Inner sticky container - stays fixed during scroll */
.frameworks-sticky-container {
  position: sticky;
  top: 0;
  height: 100vh;
  width: 100%;
  background: #000000;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-image 0.6s ease;
}

/* Background image only for framework blocks (not header) */
.frameworks-sticky-container.show-background {
  background-image: url('../assets/Framework-bg.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* Overlay to reduce background image opacity */
.frameworks-sticky-container.show-background::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  pointer-events: none;
  z-index: 0;
}

/* Subtle background texture overlay */
.frameworks-sticky-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 30%, rgba(99, 102, 241, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

/* Enhanced Glassmorphism for Eyebrow Pill in Framework Section */
.frameworks-premium-section .eyebrow-pill {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2),
              inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.frameworks-premium-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 60px;
  position: relative;
  z-index: 1;
  width: 100%;
}

/* Sticky Compliance Pill - Always visible at top center */
.frameworks-compliance-pill {
  position: absolute;
  top: 50px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  opacity: 0; /* Start hidden */
}

/* Header Section - Title and Subtitle only */
.frameworks-header {
  text-align: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateY(60px);
  width: 100%;
  max-width: 1400px;
  padding: 0 60px;
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.frameworks-header.active {
  opacity: 1;
  transform: translate(-50%, -50%) translateY(0);
}

.frameworks-header.exiting {
  opacity: 0;
  transform: translate(-50%, -50%) translateY(-60px);
}

/* Moon Image - Initial hidden state */
.framework-moon {
  position: relative;
  z-index: 2;
  opacity: 0;
  transform: translateY(-150vh) scale(8);
  will-change: transform, opacity;
}

/* Moon cinematic entrance animation - triggers once */
.framework-moon.moon-entrance {
  animation: moonDescend 2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

/* After entrance animation completes, allow scroll-based transforms */
.framework-moon.moon-entrance-complete {
  animation: none !important;
}

@keyframes moonDescend {
  0% {
    opacity: 0.9;
    transform: translateY(-150vh) scale(8);
  }
  60% {
    opacity: 0.9;
    transform: translateY(0) scale(1.1);
  }
  100% {
    opacity: 0.9;
    transform: translateY(0) scale(1);
  }
}

/* Moon zoom IN animation - when scrolling forward to Step 1 */
.framework-moon.moon-zoom-in {
  animation: moonZoomIn 1.5s cubic-bezier(0.22, 1, 0.36, 1) forwards !important;
}

/* Moon zoom OUT animation - when scrolling backward to Step 0 */
.framework-moon.moon-zoom-out {
  animation: moonZoomOut 1.5s cubic-bezier(0.22, 1, 0.36, 1) forwards !important;
}

@keyframes moonZoomIn {
  0% {
    opacity: 0.9;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(0) scale(15);
  }
}

@keyframes moonZoomOut {
  0% {
    opacity: 0;
    transform: translateY(0) scale(15);
  }
  100% {
    opacity: 0.9;
    transform: translateY(0) scale(1);
  }
}

/* Text fade animations - unified approach */
.text-fade-out {
  animation: textFadeOut 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards !important;
}

.text-fade-in {
  animation: textFadeIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards !important;
}

@keyframes textFadeOut {
  0% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(-20px);
  }
}

@keyframes textFadeIn {
  0% {
    opacity: 0;
    transform: translateY(-20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Text elements - Start completely hidden */
.frameworks-header .section-title,
.frameworks-header .section-lead {
  opacity: 0;
  transform: translateY(40px);
}

/* Moon zoom-in state when transitioning to next step */
.framework-moon.zoom-in {
  transform: scale(15) translateY(0) !important;
  opacity: 0.9 !important;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1),
              opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1) !important;
}

.frameworks-header.active .section-title {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1s;
}

.frameworks-header.active .section-lead {
  opacity: 1;
  transform: translateY(0);
  transition-delay: 1.2s;
}

/* Reset animation when exiting */
.frameworks-header.exiting .framework-moon,
.frameworks-header.exiting .section-title,
.frameworks-header.exiting .section-lead {
  opacity: 0;
  transform: translateY(-40px);
  transition-delay: 0s;
}

/* Framework Block - Content Slides */
.frameworks-block {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateY(60px);
  width: 100%;
  max-width: 1400px;
  padding: 0 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 120px;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.frameworks-block.active {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) translateY(0);
}

.frameworks-block.exiting {
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) translateY(-60px);
}

/* Reverse layout for alternating blocks */
.frameworks-block-reverse {
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.frameworks-block-reverse .frameworks-block-content {
  order: 1;
}

.frameworks-block-reverse .frameworks-block-shield {
  order: 2;
}

/* Shield Container */
.frameworks-block-shield {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 500px;
}

/* Radial Glow Behind Shield */
.shield-glow {
  position: absolute;
  width: 450px;
  height: 450px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    circle,
    rgba(99, 102, 241, 0.15) 0%,
    rgba(139, 92, 246, 0.1) 30%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 1s cubic-bezier(0.22, 1, 0.36, 1) 0.5s;
  pointer-events: none;
  z-index: 1;
}

.frameworks-block.visible .shield-glow {
  opacity: 1;
}

/* Shield PNG Image - CINEMATIC ENTRANCE ANIMATION */
.shield-image {
  width: 400px;
  height: 400px;
  object-fit: contain;
  position: relative;
  z-index: 2;
  
  /* Initial State */
  opacity: 0;
  transform: translateY(40px) scale(0.85) rotateZ(0deg);
  filter: blur(8px) drop-shadow(0 0 40px rgba(99, 102, 241, 0.4)) drop-shadow(0 0 80px rgba(139, 92, 246, 0.3));
  
  /* Premium transition timing */
  transition: all 1.5s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform, opacity, filter;
}

/* Revealed State - 2 FULL ROTATIONS */
.shield-image.shield-revealed {
  opacity: 1;
  transform: translateY(0px) scale(1) rotateZ(720deg);
  filter: brightness(1.3) contrast(1.1) blur(0px) drop-shadow(0 0 40px rgba(99, 102, 241, 0.5)) drop-shadow(0 0 80px rgba(139, 92, 246, 0.35)) drop-shadow(0 0 120px rgba(168, 85, 247, 0.2));
}

/* Content Block */
.frameworks-block-content {
  padding: 40px 0;
}

.frameworks-block-title {
  font-family: var(--font-body);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 40px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

/* Framework List */
.frameworks-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.frameworks-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.6;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.3s ease;
}

.frameworks-list li:last-child {
  border-bottom: none;
}

.frameworks-list li:hover {
  color: rgba(255, 255, 255, 0.9);
  padding-left: 8px;
}

.list-number {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(99, 102, 241, 0.6);
  min-width: 32px;
  flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .frameworks-premium-container {
    padding: 0 40px;
  }

  .frameworks-block {
    gap: 80px;
  }
}

@media (max-width: 968px) {
  /* DO NOT add padding to section - it breaks sticky scroll */
  .frameworks-premium-section {
    padding: 0;
    margin: 0;
  }

  .frameworks-premium-container {
    padding: 0 32px;
  }

  .frameworks-block {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .frameworks-block-reverse {
    grid-template-columns: 1fr;
  }

  .frameworks-block-reverse .frameworks-block-content {
    order: 2;
  }

  .frameworks-block-reverse .frameworks-block-shield {
    order: 1;
  }

  .frameworks-block-shield {
    min-height: 300px;
  }

  .shield-image {
    width: 280px;
    height: 280px;
  }
}

@media (max-width: 640px) {
  /* DO NOT add padding to section - it breaks sticky scroll */
  .frameworks-premium-section {
    padding: 0;
    margin: 0;
  }

  .frameworks-premium-container {
    padding: 0 24px;
  }

  .frameworks-block {
    gap: 40px;
  }

  .frameworks-block-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
  }

  .frameworks-block-shield {
    min-height: 250px;
  }

  .shield-image {
    width: 220px;
    height: 220px;
  }

  .frameworks-list li {
    font-size: 0.875rem;
    padding: 12px 0;
  }

  .list-number {
    font-size: 0.75rem;
    min-width: 24px;
  }
  
  .framework-moon {
    width: 90px;
    height: 90px;
  }
}