/* ==========================================================================
   CASE STUDY PAGE STYLES
   Enhanced design system for case study presentation
   ========================================================================== */

/* Hero Section - Matching Home Page Design */
.section--hero {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: var(--spacing-3xl) 0;
}

.section--hero.section--dark {
  background: linear-gradient(135deg,
    #0a0f1e 0%,
    #141b2e 50%,
    #1a0f2e 100%);
}

.section--hero .container {
  position: relative;
  z-index: 2;
  max-width: none;
  width: 100%;
  padding: 0;
}

/* Case Study Hero Section - Glassmorphism Card Matching Home */
.case-study-hero {
  width: clamp(75%, 80%, 1600px);
  max-width: 1600px;
  margin: 0 auto;
  padding: 3rem 4rem;
  background:
    linear-gradient(135deg,
      rgba(0, 209, 255, 0.03) 0%,
      rgba(163, 112, 255, 0.02) 100%),
    radial-gradient(circle at 20% 30%, rgba(0, 209, 255, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 80% 70%, rgba(163, 112, 255, 0.05) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 60px 60px;
  background-position: 0 0, 0 0, 20px 20px;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 209, 255, 0.15);
  border-radius: var(--radius-2xl);
  position: relative;
  overflow: hidden;
  animation: fadeInScale 1s ease-out 0.2s both;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-48);
  align-items: center;
}

@media (min-width: 1440px) {
  .case-study-hero {
    padding: 4rem 5rem;
  }
}

/* Desktop Screenshot Variant - Stacked Layout */
.case-study-hero--desktop {
  grid-template-columns: 1fr;
  grid-template-rows: auto auto;
  gap: var(--space-32);
  text-align: center;
  max-width: 1800px;
  padding: 3rem 4rem 2rem;
}

.case-study-hero--desktop .case-study-hero__content {
  max-width: none;
}

.case-study-hero--desktop .case-study-hero__description {
  max-width: 90ch;
  margin-left: auto;
  margin-right: auto;
}

.case-study-hero--desktop .case-study-hero__badges {
  justify-content: center;
}

.case-study-hero--desktop .case-study-hero__actions {
  justify-content: center;
}

.case-study-hero--desktop .case-study-hero__visual {
  width: 100%;
}

.case-study-hero--desktop .case-study-hero__image-container {
  width: 100%;
  max-width: 100%;
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.4),
    0 12px 40px rgba(72, 102, 163, 0.3);
}

.case-study-hero--desktop .case-study-hero__image {
  width: 100%;
  height: auto;
}

@media (min-width: 1440px) {
  .case-study-hero--desktop {
    padding: 4rem 6rem 3rem;
  }
}

/* Gradient top and bottom borders */
.case-study-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    var(--tertiary-70),
    var(--secondary-80),
    transparent);
  z-index: 10;
}

.case-study-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    var(--tertiary-70),
    var(--secondary-80),
    transparent);
  z-index: 10;
}

.case-study-hero__content {
  position: relative;
  z-index: 10;
}

.case-study-hero__badges {
  display: flex;
  gap: var(--space-12);
  margin-bottom: var(--space-24);
  flex-wrap: wrap;
}

/* Legacy badge classes - Use global .badge--primary and .badge--secondary instead */
.case-study-badge {
  /* Styles moved to global .badge--primary in styles/components/_enhanced-cards.css */
}

.case-study-category {
  /* Styles moved to global .badge--secondary in styles/components/_enhanced-cards.css */
}

.case-study-hero__title {
  margin-bottom: var(--space-24);
}

.case-study-hero__title .title-main {
  display: block;
  margin-bottom: var(--space-8);
  animation: fadeInUp 1s ease-out 0.4s both;
  /* Typography moved to global .text-display-paytone and .text-gradient-enhanced */
}

.case-study-hero__title .title-subtitle {
  display: block;
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 500;
  line-height: 1.6;
  letter-spacing: -0.01em;
  animation: fadeInUp 1s ease-out 0.6s both;
  /* Typography moved to global .text-gradient-shimmer */
}

.case-study-hero__description {
  font-size: clamp(1.0625rem, 1.75vw, 1.25rem);
  color: var(--light-gray-1);
  line-height: 1.75;
  margin-bottom: var(--space-24);
  margin-top: var(--space-16);
  max-width: 65ch;
  font-weight: 400;
  letter-spacing: -0.01em;
  animation: fadeInUp 1s ease-out 0.7s both;
}

/* Project Details Grid */
.case-study-hero__details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-20);
  margin-bottom: var(--space-32);
  margin-top: var(--space-24);
  padding: var(--space-24);
  background: rgba(0, 209, 255, 0.05);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(0, 209, 255, 0.1);
  backdrop-filter: blur(20px);
  animation: fadeInUp 1s ease-out 0.8s both;
}

.project-detail {
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-8);
}

.project-detail .material-symbol {
  font-size: 1.5rem;
  color: var(--tertiary-70);
  margin-bottom: var(--space-4);
}

.project-detail::after {
  content: '';
  position: absolute;
  right: -10px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 30px;
  background: linear-gradient(180deg, transparent, rgba(72, 102, 163, 0.3), transparent);
}

.project-detail:last-child::after {
  display: none;
}

.project-detail__value {
  display: block;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.project-detail__label {
  font-size: 0.875rem;
  color: var(--light-gray-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  line-height: 1.4;
}

/* Key Results Cards */
.case-study-hero__results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-16);
  margin-bottom: var(--space-32);
}

.hero-result-card {
  padding: var(--space-20);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(72, 102, 163, 0.2);
  border-radius: var(--border-radius-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(15px);
  animation: fadeInScale 1s ease-out both;
}

.hero-result-card:nth-child(1) { animation-delay: 0.5s; }
.hero-result-card:nth-child(2) { animation-delay: 0.7s; }
.hero-result-card:nth-child(3) { animation-delay: 0.9s; }

.hero-result-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-60), var(--tertiary-50));
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-result-card:hover {
  transform: var(--lift-medium);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(72, 102, 163, 0.4);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.hero-result-card:hover::before {
  left: 0;
}

.hero-result-value {
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: var(--space-8);
  position: relative;
  letter-spacing: -0.02em;
  line-height: 1.2;
  /* Typography moved to global .text-gradient-result */
}

.hero-result-label {
  font-size: 0.875rem;
  color: var(--light-gray-1);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  line-height: 1.4;
}

.hero-result-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-60), var(--tertiary-50));
  border-radius: var(--border-radius-sm);
}

/* Hero Actions */
.case-study-hero__actions {
  display: flex;
  gap: var(--space-16);
  flex-wrap: wrap;
  margin-top: var(--space-32);
  animation: fadeInUp 1s ease-out 1.1s both;
}

/* Hero Visual */
.case-study-hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.case-study-hero__image-container {
  position: relative;
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.3),
    0 8px 24px rgba(72, 102, 163, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-study-hero__image-container:hover {
  transform: var(--hover-card-strong);
  box-shadow: 
    0 30px 80px rgba(0, 0, 0, 0.4),
    0 12px 32px rgba(72, 102, 163, 0.3);
}

.case-study-hero__image {
  width: 100%;
  height: auto;
  display: block;
  transition: all 0.5s ease;
}

.case-study-hero__image-overlay {
  position: absolute;
  top: var(--space-16);
  right: var(--space-16);
}

.platform-badge {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-8) var(--space-12);
  background: linear-gradient(135deg,
    rgba(34, 197, 94, 0.95),
    rgba(16, 185, 129, 0.95));
  color: var(--white);
  border-radius: var(--border-radius-xl);
  font-size: var(--font-size-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
  /* REMOVED: Pulsing animation looks unprofessional */
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.8; }
}

.case-study-hero__glow {
  position: absolute;
  top: -20%;
  left: -20%;
  right: -20%;
  bottom: -20%;
  background: radial-gradient(circle, rgba(72, 102, 163, 0.1) 0%, transparent 70%);
  z-index: -1;
  opacity: 0.5;
  animation: glow 4s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.1); }
}

/* Case Study Overview Sections */
.case-study-overview {
  display: grid;
  gap: var(--space-32);
  margin-top: var(--space-24);
}

.overview-section {
  padding: var(--space-32);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--border-radius-xl);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(20px);
  position: relative;
  overflow: hidden;
}

.overview-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-60), var(--tertiary-50));
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.overview-section:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(72, 102, 163, 0.25);
  transform: var(--lift-medium);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.overview-section:hover::before {
  left: 0;
}

.overview-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-20);
}

.overview-section__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-60), var(--tertiary-50));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.overview-section__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--white);
  margin: 0;
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.overview-section__text {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--light-gray-1);
  margin: 0;
  max-width: 75ch;
  letter-spacing: -0.01em;
}

/* Role Categories */
.case-study-roles {
  display: grid;
  gap: var(--space-24);
  margin-top: var(--space-24);
}

.role-category {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--border-radius-lg);
  padding: var(--space-24);
  transition: var(--transition-all-smooth);
}

.role-category:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(72, 102, 163, 0.25);
  transform: var(--hover-button-lift);
}

.role-category__header {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: var(--space-20);
}

.role-category__icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(72, 102, 163, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
}

.role-category__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--light-gray-1);
  margin: 0;
  letter-spacing: -0.01em;
  line-height: 1.4;
}

.role-category__list {
  display: grid;
  gap: var(--space-12);
}

.role-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-12);
  padding: var(--space-8);
  border-radius: var(--border-radius);
  transition: var(--transition-all-normal);
}

.role-item:hover {
  background: rgba(72, 102, 163, 0.08);
  transform: var(--lift-subtle);
}

.role-item__dot {
  width: 6px;
  height: 6px;
  background: var(--primary-60);
  border-radius: 50%;
  margin-top: 10px;
  flex-shrink: 0;
}

.role-item__text {
  color: var(--light-gray-3);
  line-height: 1.7;
  font-size: var(--font-size-md);
  letter-spacing: -0.01em;
}

/* Design Process Timeline */
.case-study-process {
  position: relative;
  margin-top: var(--space-32);
}

.case-study-process::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 80px;
  bottom: 80px;
  width: 2px;
  background: linear-gradient(180deg, 
    var(--primary-60) 0%, 
    var(--tertiary-50) 50%, 
    var(--primary-60) 100%);
  border-radius: var(--border-radius-sm);
}

.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-24);
  margin-bottom: var(--space-40);
  position: relative;
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-step__timeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 2;
}

.process-step__number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-60), var(--tertiary-50));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--white);
  position: relative;
  box-shadow: 0 4px 12px rgba(72, 102, 163, 0.3);
  font-family: var(--font-paytone-one);
}

.process-step__number::after {
  content: '';
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  background: linear-gradient(135deg, var(--primary-60), var(--tertiary-50));
  border-radius: 50%;
  opacity: 0.2;
  z-index: -1;
  /* REMOVED: Pulsing animation looks unprofessional */
}

.process-step__content {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--border-radius-lg);
  padding: var(--space-24);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(15px);
  position: relative;
  overflow: hidden;
}

.process-step__content::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-60), var(--tertiary-50));
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.process-step__content:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(72, 102, 163, 0.3);
  transform: var(--lift-medium);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.process-step__content:hover::before {
  left: 0;
}

.process-step__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-8);
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.process-step__subtitle {
  font-size: 1.125rem;
  color: var(--tertiary-70);
  font-weight: 600;
  margin-bottom: var(--space-16);
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.process-step__description {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--light-gray-1);
  margin-bottom: var(--space-20);
  max-width: 75ch;
  letter-spacing: -0.01em;
}

.process-step__deliverables {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

.deliverable-tag {
  display: inline-block;
  padding: var(--space-6) var(--space-12);
  background: rgba(72, 102, 163, 0.2);
  color: var(--tertiary-70);
  border-radius: var(--border-radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  border: 1px solid rgba(72, 102, 163, 0.3);
  backdrop-filter: blur(10px);
  transition: var(--transition-all-normal);
  letter-spacing: 0.02em;
  line-height: 1.4;
}

.deliverable-tag:hover {
  background: rgba(72, 102, 163, 0.3);
  color: var(--white);
  transform: translateY(-1px);
}

/* Case Study Results/Metrics Section */
.case-study-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-20);
  margin-top: var(--space-32);
}

.metric-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--border-radius-lg);
  padding: var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(15px);
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-60), var(--tertiary-50));
  transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.metric-card:hover {
  transform: var(--lift-medium);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(72, 102, 163, 0.3);
  box-shadow: var(--shadow-hover-strong);
}

.metric-card:hover::before {
  left: 0;
}

.metric-card__icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-60), var(--tertiary-50));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-16);
}

.metric-card__value {
  font-size: clamp(2rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--space-8);
  display: block;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.metric-card__label {
  font-size: 1rem;
  color: var(--light-gray-1);
  font-weight: 600;
  margin-bottom: var(--space-12);
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.metric-card__description {
  font-size: 0.9375rem;
  color: var(--light-gray-1);
  line-height: 1.6;
  opacity: 0.9;
  letter-spacing: -0.01em;
}

/* Case Study Gallery/Screenshots */
.case-study-gallery {
  margin-top: var(--space-32);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-20);
  margin-top: var(--space-24);
}

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(72, 102, 163, 0.15);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover {
  transform: var(--lift-medium);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
  border-color: rgba(72, 102, 163, 0.3);
}

.gallery-item__image {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-item__image {
  transform: var(--scale-medium);
}

.gallery-item__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.8);
  color: var(--white);
  padding: var(--space-12) var(--space-16);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: -0.01em;
  backdrop-filter: blur(10px);
  transform: translateY(100%);
  transition: var(--transition-transform-normal);
}

.gallery-item:hover .gallery-item__caption {
  transform: translateY(0);
}

/* Case Study Lessons/Takeaways */
.case-study-takeaways {
  margin-top: var(--space-32);
}

.takeaway-grid {
  display: grid;
  gap: var(--space-20);
  margin-top: var(--space-24);
}

.takeaway-item {
  background: rgba(255, 255, 255, 0.02);
  border-left: 4px solid var(--primary-60);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  padding: var(--space-20);
  transition: var(--transition-all-normal);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(72, 102, 163, 0.1);
  border-right: 1px solid rgba(72, 102, 163, 0.1);
  border-bottom: 1px solid rgba(72, 102, 163, 0.1);
}

.takeaway-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-left-color: var(--tertiary-50);
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.takeaway-item__title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-8);
  letter-spacing: -0.01em;
  line-height: 1.5;
}

.takeaway-item__description {
  font-size: 1.0625rem;
  color: var(--light-gray-1);
  line-height: 1.7;
  margin: 0;
  letter-spacing: -0.01em;
}

/* Case Study Navigation Cards */
.case-study-navigation {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.case-study-nav-card {
  background: linear-gradient(135deg,
    rgba(0, 209, 255, 0.03) 0%,
    rgba(163, 112, 255, 0.02) 100%);
  border: 1px solid rgba(0, 209, 255, 0.1);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-xl);
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.case-study-nav-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg,
    var(--tertiary-70),
    var(--secondary-80));
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-study-nav-card:hover {
  background: linear-gradient(135deg,
    rgba(0, 209, 255, 0.08) 0%,
    rgba(163, 112, 255, 0.05) 100%);
  border-color: rgba(0, 209, 255, 0.2);
  transform: translateY(-4px);
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.2),
    0 0 20px rgba(0, 209, 255, 0.15);
}

.case-study-nav-card:hover::before {
  left: 0;
}

.case-study-nav-card--prev {
  border-left: 3px solid rgba(163, 112, 255, 0.15);
}

.case-study-nav-card--prev:hover {
  border-left-color: rgba(163, 112, 255, 0.6);
}

.case-study-nav-card--next {
  text-align: right;
  border-right: 3px solid rgba(0, 209, 255, 0.15);
}

.case-study-nav-card--next:hover {
  border-right-color: rgba(0, 209, 255, 0.6);
}

.case-study-nav-card--prev .case-study-nav-card__direction {
  justify-content: flex-start;
}

.case-study-nav-card--next .case-study-nav-card__direction {
  justify-content: flex-end;
}

.case-study-nav-card__direction {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 0.8125rem;
  color: var(--tertiary-70);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.case-study-nav-card:hover .case-study-nav-card__direction {
  color: var(--white);
}

.case-study-nav-card__direction .material-symbol {
  font-size: 1.2rem;
}

.case-study-nav-card__title {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: var(--spacing-xs);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.case-study-nav-card:hover .case-study-nav-card__title {
  background: linear-gradient(135deg,
    var(--tertiary-70),
    var(--secondary-80));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.case-study-nav-card__description {
  font-size: 1rem;
  color: var(--light-gray-1);
  margin: 0;
  line-height: 1.6;
  letter-spacing: -0.01em;
}

.case-study-nav-card:hover .case-study-nav-card__description {
  color: var(--light-gray-2);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .case-study-hero {
    grid-template-columns: 1fr;
    gap: var(--space-32);
    text-align: center;
  }
  
  .case-study-hero__details {
    grid-template-columns: 1fr;
    gap: var(--space-16);
  }
  
  .project-detail::after {
    display: none;
  }
  
  .case-study-hero__results {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .case-study-process::before {
    left: 20px;
  }
  
  .process-step {
    grid-template-columns: 60px 1fr;
    gap: var(--space-16);
  }
  
  .process-step__number {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
  }
}

@media (max-width: 768px) {
  /* ENHANCED: Hero Section - Full width and optimized mobile layout */
  .case-study-hero,
  .case-study-hero--desktop {
    width: 95% !important; /* Nearly full width on mobile */
    max-width: 95% !important;
    padding: 2rem 1.5rem !important; /* Tighter padding for mobile */
    grid-template-columns: 1fr !important; /* Single column layout */
    gap: var(--spacing-2xl) !important;
    text-align: center;
  }

  /* Hero image full width on mobile */
  .case-study-hero__visual,
  .case-study-hero--desktop .case-study-hero__visual {
    width: 100% !important;
    margin: 0 !important;
  }

  .case-study-hero__image-container {
    width: 100% !important;
    max-width: 100% !important;
  }

  .case-study-hero__image {
    width: 100% !important;
    height: auto !important;
    border-radius: var(--radius-lg);
  }

  /* Typography - Larger and more readable */
  .case-study-hero__title .title-main {
    font-size: clamp(2.25rem, 7vw, 3rem) !important; /* Responsive 36-48px */
    line-height: 1.2 !important;
    margin-bottom: 0.75rem !important;
  }

  .case-study-hero__title .title-subtitle {
    font-size: clamp(1.25rem, 4vw, 1.75rem) !important; /* Responsive 20-28px */
    line-height: 1.3 !important;
  }

  .case-study-hero__description {
    font-size: 1.0625rem !important; /* 17px - readable on mobile */
    line-height: 1.7 !important;
    max-width: 100% !important;
    margin: 1.5rem 0 !important;
  }

  /* Badges - Center and stack if needed */
  .case-study-hero__badges {
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem !important;
    margin-bottom: 1.5rem;
  }

  .case-study-hero__badges .badge {
    font-size: 0.9375rem !important; /* 15px */
    padding: 0.5rem 1rem !important;
  }

  /* Actions - Full width buttons */
  .case-study-hero__actions {
    justify-content: center;
    flex-direction: column;
    gap: 1rem !important;
    width: 100%;
  }

  .case-study-hero__actions .btn {
    width: 100% !important;
    justify-content: center;
  }

  /* Project Details - Stack on mobile */
  .case-study-hero__details {
    flex-direction: column !important;
    align-items: center !important;
    gap: 1.5rem !important;
    margin: 1.5rem 0 !important;
  }

  .project-detail {
    width: 100%;
    text-align: center;
  }

  .project-detail__value {
    font-size: 1.75rem !important; /* 28px - prominent but not too large */
    margin-bottom: 0.25rem;
  }

  .project-detail__label {
    font-size: 0.9375rem !important; /* 15px */
  }

  /* Key Results - Stack on mobile */
  .case-study-hero__results {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .hero-result-card {
    padding: 1.25rem !important;
  }

  .hero-result-value {
    font-size: 2rem !important; /* 32px */
  }

  .hero-result-label {
    font-size: 0.9375rem !important; /* 15px */
  }

  /* ENHANCED: Section headers - Better mobile layout */
  .section-header--enhanced {
    text-align: center;
    margin-bottom: 2rem !important;
  }

  .section-header__icon--enhanced {
    margin: 0 auto 1rem !important;
  }

  .section-header__title--enhanced {
    font-size: clamp(1.75rem, 6vw, 2.25rem) !important; /* 28-36px */
    margin-bottom: 0.75rem !important;
  }

  .section-header__subtitle--enhanced {
    font-size: 1.0625rem !important; /* 17px */
    line-height: 1.6 !important;
  }

  /* ENHANCED: Overview sections - Cleaner mobile layout */
  .overview-section {
    padding: 2rem 1.25rem !important; /* Tighter padding */
    margin-bottom: 1.5rem;
  }

  .overview-section__header {
    flex-direction: column;
    text-align: center;
    gap: 1rem !important;
    margin-bottom: 1rem;
  }

  .overview-section__icon {
    margin: 0 auto !important;
  }

  .overview-section__title {
    font-size: 1.5rem !important; /* 24px - readable but not overwhelming */
  }

  .overview-section__text {
    font-size: 1.0625rem !important; /* 17px */
    line-height: 1.7 !important;
    text-align: left; /* Left-align body text for readability */
  }

  /* ENHANCED: Role categories */
  .role-category {
    padding: 1.5rem !important;
    margin-bottom: 1rem !important;
  }

  .role-category__title {
    font-size: 1.25rem !important; /* 20px */
  }

  /* ENHANCED: Process steps - Cleaner mobile presentation */
  .case-study-process::before {
    display: none; /* Hide decorative elements on mobile */
  }

  .process-step {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
    text-align: center;
    padding: 1.5rem !important;
    margin-bottom: 1.5rem;
  }

  .process-step__title {
    font-size: 1.25rem !important; /* 20px */
  }

  .process-step__description {
    font-size: 1rem !important; /* 16px */
    line-height: 1.65 !important;
    text-align: left; /* Left-align for better readability */
  }

  .process-step__timeline {
    margin-bottom: 1rem !important;
  }

  /* ENHANCED: Metrics - Single column with good spacing */
  .case-study-metrics {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }

  .metric-card {
    padding: 1.5rem !important;
  }

  .metric-card__value {
    font-size: 2.25rem !important; /* 36px - prominent */
    margin-bottom: 0.5rem;
  }

  .metric-card__label {
    font-size: 1rem !important; /* 16px */
  }

  .metric-card__description {
    font-size: 0.9375rem !important; /* 15px */
    line-height: 1.6 !important;
  }

  /* ENHANCED: Gallery grid - Single column */
  .gallery-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }

  .gallery-item img {
    width: 100% !important;
    height: auto !important;
  }

  /* ENHANCED: Navigation cards - Stack with good spacing */
  .case-study-navigation {
    grid-template-columns: 1fr !important;
    gap: 1.5rem !important;
  }

  .case-study-nav-card {
    padding: 1.5rem !important;
    text-align: center !important; /* Center all nav cards on mobile */
  }

  .case-study-nav-card--next {
    text-align: center !important; /* Override to center */
  }

  .case-study-nav-card__title {
    font-size: 1.125rem !important; /* 18px */
  }
}

@media (max-width: 480px) {
  /* ENHANCED: Small mobile - Full width and optimized */
  .case-study-hero,
  .case-study-hero--desktop {
    width: 100% !important; /* Full width on small mobile */
    max-width: 100% !important;
    padding: 1.5rem 1rem !important; /* Minimal padding for small screens */
    border-radius: var(--radius-lg) !important; /* Smaller radius */
  }

  /* Typography - Optimized for small screens */
  .case-study-hero__title .title-main {
    font-size: clamp(2rem, 8vw, 2.5rem) !important; /* 32-40px */
    margin-bottom: 0.5rem !important;
  }

  .case-study-hero__title .title-subtitle {
    font-size: clamp(1.125rem, 5vw, 1.5rem) !important; /* 18-24px */
  }

  .case-study-hero__description {
    max-width: 100%;
    font-size: 1rem !important; /* 16px */
    line-height: 1.75 !important;
  }

  /* Badges - Smaller on tiny screens */
  .case-study-hero__badges .badge {
    font-size: 0.875rem !important; /* 14px */
    padding: 0.375rem 0.75rem !important;
  }

  /* Actions - Full width with good touch targets */
  .case-study-hero__actions {
    flex-direction: column;
    gap: 0.875rem !important;
  }

  .case-study-hero__actions .btn {
    width: 100% !important;
  }

  /* Project Details - Compact on small screens */
  .project-detail__value {
    font-size: 1.5rem !important; /* 24px */
  }

  .project-detail__label {
    font-size: 0.875rem !important; /* 14px */
  }

  /* Results - Compact cards */
  .hero-result-value {
    font-size: 1.75rem !important; /* 28px */
  }

  .hero-result-label {
    font-size: 0.875rem !important; /* 14px */
  }

  .case-study-hero__actions .btn {
    width: 100%;
    max-width: 300px; /* Better mobile UX */
    justify-content: center;
  }

  .case-study-hero__details {
    flex-direction: column;
    gap: var(--spacing-md); /* Smaller gap on tiny screens */
  }

  .project-detail__value {
    font-size: var(--font-size-xl); /* Smaller on tiny screens */
  }

  /* Sections */
  .overview-section {
    padding: var(--spacing-2xl) var(--spacing-md); /* Reduced for tiny screens */
  }

  .overview-section__title {
    font-size: var(--font-size-2xl); /* Adjusted for tiny screens */
  }

  .role-category {
    padding: var(--spacing-lg); /* Reduced padding */
  }

  .process-step {
    padding: var(--spacing-lg); /* Reduced padding */
  }

  .metric-card {
    padding: var(--spacing-lg); /* Reduced padding */
  }

  .metric-card__value {
    font-size: var(--font-size-2xl); /* Adjusted for tiny screens */
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  .case-study-hero::before,
  .case-study-hero::after {
    animation: none;
  }
  
  .process-step__number::after {
    animation: none;
  }
  
  .platform-badge {
    animation: none;
  }
  
  .case-study-hero__glow {
    animation: none;
  }
}

/* High contrast mode adjustments */
@media (prefers-contrast: high) {
  .case-study-hero::before,
  .case-study-hero::after {
    opacity: 0.1;
  }
}

/* ============================================
   Case Study Image Carousel
   ============================================ */

.case-study-carousel {
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  overflow: hidden;
  border-radius: var(--border-radius-xl);
  background: linear-gradient(135deg,
    rgba(0, 209, 255, 0.03) 0%,
    rgba(163, 112, 255, 0.03) 100%);
  border: 2px solid rgba(0, 209, 255, 0.15);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    0 0 40px rgba(0, 209, 255, 0.1);
}

.carousel-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  scroll-snap-type: x mandatory;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.carousel-track::-webkit-scrollbar {
  display: none;
}

.carousel-item {
  min-width: 100%;
  scroll-snap-align: start;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.carousel-item img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  max-height: 700px;
  background: rgba(0, 0, 0, 0.2);
}

/* Carousel Navigation Buttons */
.carousel-button {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.9);
  border: 2px solid rgba(0, 209, 255, 0.3);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 10;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.carousel-button:hover {
  background: rgba(0, 209, 255, 0.15);
  border-color: var(--primary-color);
  transform: translateY(-50%) scale(1.1);
  box-shadow: 0 8px 24px rgba(0, 209, 255, 0.3);
}

.carousel-button:active {
  transform: translateY(-50%) scale(0.95);
}

.carousel-button--prev {
  left: var(--spacing-lg);
}

.carousel-button--next {
  right: var(--spacing-lg);
}

.carousel-button .material-symbol {
  font-size: 24px;
  color: var(--primary-color);
}

/* Carousel Indicators */
.carousel-indicators {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 10;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(15, 23, 42, 0.8);
  border-radius: var(--border-radius-full);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 209, 255, 0.2);
}

.carousel-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.carousel-indicator:hover {
  background: rgba(255, 255, 255, 0.5);
  transform: scale(1.2);
}

.carousel-indicator--active {
  background: var(--primary-color);
  width: 24px;
  border-radius: var(--border-radius-full);
  box-shadow: 0 0 12px rgba(0, 209, 255, 0.5);
}

/* =============================================================================
   IMAGE GALLERY (Alternative to Carousel)
   ============================================================================= */

.case-study-image-gallery {
  width: 100%;
  padding: var(--spacing-xl) 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  width: 100%;
}

.gallery-item {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  background: linear-gradient(135deg,
    rgba(0, 209, 255, 0.03) 0%,
    rgba(163, 112, 255, 0.03) 100%);
  border: 2px solid rgba(0, 209, 255, 0.15);
  transition: all 0.3s ease;
}

.gallery-item:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 209, 255, 0.4);
  box-shadow: 
    0 12px 40px rgba(0, 0, 0, 0.3),
    0 0 30px rgba(0, 209, 255, 0.2);
}

.gallery-item img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

/* Responsive Design - ENHANCED for Mobile */
@media (max-width: 768px) {
  /* ENHANCED: Carousel container - Better mobile padding */
  .case-study-carousel {
    margin: var(--spacing-xl) 0;
    border-radius: var(--radius-lg);
  }

  /* ENHANCED: Carousel buttons - Larger for easier tapping */
  .carousel-button {
    width: 44px !important; /* WCAG minimum touch target */
    height: 44px !important;
    background: rgba(15, 23, 42, 0.95) !important; /* More opaque on mobile */
    border: 2px solid rgba(0, 209, 255, 0.4) !important; /* More visible */
  }

  .carousel-button--prev {
    left: var(--spacing-sm) !important; /* Closer to edge for easier reach */
  }

  .carousel-button--next {
    right: var(--spacing-sm) !important;
  }

  .carousel-button .material-symbol {
    font-size: 22px !important;
  }

  /* ENHANCED: Indicators - Larger and easier to tap */
  .carousel-indicators {
    bottom: var(--spacing-md) !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    background: rgba(15, 23, 42, 0.95) !important; /* More opaque */
    gap: var(--spacing-sm) !important; /* More space between dots */
  }

  .carousel-indicator {
    width: 12px !important; /* Larger for easier tapping */
    height: 12px !important;
    background: rgba(255, 255, 255, 0.4) !important; /* More visible */
  }

  .carousel-indicator--active {
    width: 28px !important; /* More obvious active state */
    background: var(--primary-color) !important;
    box-shadow: 0 0 16px rgba(0, 209, 255, 0.6) !important;
  }

  /* ENHANCED: Images - Better sizing for tablet */
  .carousel-item img {
    max-height: 450px !important;
    border-radius: var(--radius-md) !important;
  }
}

@media (max-width: 480px) {
  /* ENHANCED: Carousel container - Tighter on small screens */
  .case-study-carousel {
    margin: var(--spacing-lg) 0;
  }

  /* ENHANCED: Carousel buttons - Maintain touch targets but tighter spacing */
  .carousel-button {
    width: 44px !important; /* Keep WCAG minimum */
    height: 44px !important;
    background: rgba(15, 23, 42, 0.98) !important; /* Very opaque for visibility */
    border: 2px solid rgba(0, 209, 255, 0.5) !important;
  }

  .carousel-button--prev {
    left: 0.5rem !important; /* Very close to edge */
  }

  .carousel-button--next {
    right: 0.5rem !important;
  }

  .carousel-button .material-symbol {
    font-size: 20px !important;
  }

  /* ENHANCED: Indicators - Optimized for small screens */
  .carousel-indicators {
    bottom: 0.75rem !important;
    padding: 0.5rem 0.75rem !important;
    gap: 0.5rem !important;
  }

  .carousel-indicator {
    width: 10px !important;
    height: 10px !important;
    min-width: 10px !important; /* Prevent shrinking */
    min-height: 10px !important;
  }

  .carousel-indicator--active {
    width: 24px !important;
  }

  /* ENHANCED: Images - Smaller for mobile screens */
  .carousel-item img {
    max-height: 350px !important;
    border-radius: var(--radius-md) !important;
  }

  /* ENHANCED: Full-width carousel on mobile */
  .carousel-track {
    border-radius: var(--radius-md);
  }
}
/* ==========================================================================
   KEY FEATURES & SOLUTIONS SECTION
   ========================================================================== */

.case-study-features {
  margin-top: var(--spacing-3xl);
}

.feature-card {
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}

.feature-card__glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 209, 255, 0.08) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.6s ease;
  pointer-events: none;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(72, 102, 163, 0.3);
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 30px rgba(0, 209, 255, 0.1);
}

.feature-card:hover .feature-card__glow {
  opacity: 1;
}

.feature-card__content {
  position: relative;
  z-index: 1;
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 209, 255, 0.1), rgba(163, 112, 255, 0.1));
  border: 1px solid rgba(72, 102, 163, 0.2);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  transition: transform 0.4s ease;
}

.feature-card:hover .feature-card__icon {
  transform: scale(1.1) rotate(5deg);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.feature-card__description {
  color: var(--light-gray-3);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
}

.feature-card__benefits {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.benefit-item__dot {
  width: 6px;
  height: 6px;
  background: linear-gradient(135deg, var(--tertiary-70), var(--secondary-70));
  border-radius: 50%;
  flex-shrink: 0;
}

.benefit-item__text {
  color: var(--light-gray-2);
  font-size: var(--font-size-sm);
}


/* ==========================================================================
   RESULTS & IMPACT SECTION
   ========================================================================== */

.case-study-results {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3xl);
  margin-top: var(--spacing-3xl);
}

.results-category {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(72, 102, 163, 0.1);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
}

.results-category__title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 2px solid rgba(72, 102, 163, 0.2);
  background: linear-gradient(90deg, var(--tertiary-70), var(--secondary-70));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.results-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.result-metric {
  background: linear-gradient(135deg, rgba(0, 209, 255, 0.05), rgba(163, 112, 255, 0.03));
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.result-metric::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--tertiary-70), transparent);
  transition: left 0.6s ease;
}

.result-metric:hover::before {
  left: 100%;
}

.result-metric:hover {
  transform: translateY(-4px);
  border-color: rgba(72, 102, 163, 0.3);
  box-shadow: 0 10px 30px rgba(0, 209, 255, 0.15);
}

.result-metric__value {
  font-family: var(--font-display);
  font-size: var(--font-size-4xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--tertiary-60), var(--secondary-60));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.result-metric__label {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--light-gray-2);
  margin-bottom: var(--spacing-xs);
}

.result-metric__description {
  font-size: var(--font-size-sm);
  color: var(--light-gray-3);
  line-height: 1.6;
}


/* ==========================================================================
   KEY LEARNINGS SECTION
   ========================================================================== */

.case-study-learnings {
  margin-top: var(--spacing-3xl);
}

.learning-card {
  background: linear-gradient(135deg, rgba(0, 209, 255, 0.03), rgba(163, 112, 255, 0.02));
  backdrop-filter: blur(15px);
  border: 1px solid rgba(72, 102, 163, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.learning-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--tertiary-70), var(--secondary-70));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.learning-card:hover::before {
  transform: scaleX(1);
}

.learning-card:hover {
  transform: translateY(-6px);
  border-color: rgba(72, 102, 163, 0.3);
  background: linear-gradient(135deg, rgba(0, 209, 255, 0.06), rgba(163, 112, 255, 0.04));
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.learning-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(72, 102, 163, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  transition: transform 0.3s ease;
}

.learning-card:hover .learning-card__icon {
  transform: rotate(360deg) scale(1.1);
}

.learning-card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.learning-card__text {
  color: var(--light-gray-3);
  line-height: 1.7;
  font-size: var(--font-size-md);
}


/* ==========================================================================
   CLIENT TESTIMONIALS SECTION
   ========================================================================== */

.case-study-testimonials {
  margin-top: var(--spacing-3xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.testimonial-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(72, 102, 163, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  transition: all 0.4s ease;
  overflow: hidden;
  width: 100%;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--tertiary-70), var(--secondary-70));
  border-radius: var(--radius-xl);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s ease;
}

.testimonial-card:hover::before {
  opacity: 0.3;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.3);
  border-color: transparent;
}

.testimonial-card__content {
  position: relative;
  z-index: 1;
}

.testimonial-card__quote {
  position: relative;
  margin-bottom: var(--spacing-xl);
}

.testimonial-card__quote .material-symbol {
  position: absolute;
  top: -10px;
  left: -10px;
  opacity: 0.3;
}

.testimonial-card__text {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--light-gray-2);
  font-style: italic;
  padding-left: var(--spacing-xl);
  border-left: 3px solid rgba(0, 209, 255, 0.3);
  margin: 0;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(72, 102, 163, 0.15);
}

.testimonial-author__name {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-xs);
}

.testimonial-author__title {
  font-size: var(--font-size-sm);
  color: var(--light-gray-3);
  margin: 0;
}

.testimonial-author__company {
  font-size: var(--font-size-sm);
  color: var(--tertiary-60);
  margin: 0;
}

.testimonial-author__badge {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 209, 255, 0.2), rgba(163, 112, 255, 0.2));
  border-radius: 50%;
  color: var(--tertiary-60);
}


/* ==========================================================================
   CASE STUDY CTA SECTION
   ========================================================================== */

.case-study-cta {
  background: linear-gradient(135deg,
    rgba(0, 209, 255, 0.05) 0%,
    rgba(163, 112, 255, 0.03) 100%);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 209, 255, 0.2);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-4xl) var(--spacing-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.case-study-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    var(--tertiary-70),
    var(--secondary-70),
    transparent);
}

.case-study-cta::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg,
    transparent,
    var(--tertiary-70),
    var(--secondary-70),
    transparent);
}

.case-study-cta__content {
  max-width: 700px;
  margin: 0 auto;
}

.case-study-cta__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(0, 209, 255, 0.1);
  border: 1px solid rgba(0, 209, 255, 0.3);
  border-radius: var(--radius-full);
  color: var(--tertiary-60);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-bottom: var(--spacing-lg);
}

.case-study-cta__title {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--light-gray-1), var(--tertiary-60));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.case-study-cta__description {
  font-size: var(--font-size-lg);
  color: var(--light-gray-3);
  line-height: 1.7;
  margin-bottom: var(--spacing-2xl);
}

.case-study-cta__actions {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}


/* ==========================================================================
   NEXT CASE STUDY NAVIGATION
   ========================================================================== */

.case-study-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-2xl);
  padding: var(--spacing-3xl);
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.1),
    rgba(118, 75, 162, 0.06));
  backdrop-filter: blur(20px);
  border: 2px solid rgba(102, 126, 234, 0.25);
  border-radius: 20px;
  text-decoration: none;
  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.case-study-next::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg,
    transparent,
    rgba(102, 126, 234, 0.15),
    transparent);
  transition: left 0.7s ease;
}

.case-study-next:hover::before {
  left: 100%;
}

.case-study-next::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg,
    rgba(102, 126, 234, 0.5),
    rgba(118, 75, 162, 0.5));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.case-study-next:hover::after {
  transform: scaleX(1);
}

.case-study-next:hover {
  transform: translateX(12px) translateY(-4px);
  border-color: rgba(102, 126, 234, 0.4);
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.15),
    rgba(118, 75, 162, 0.1));
  box-shadow: 0 16px 48px rgba(102, 126, 234, 0.2),
              0 8px 24px rgba(0, 0, 0, 0.25),
              inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.case-study-next__content {
  flex: 1;
}

.case-study-next__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.15),
    rgba(118, 75, 162, 0.1));
  border: 1px solid rgba(102, 126, 234, 0.4);
  border-radius: var(--radius-full);
  color: rgba(156, 163, 255, 0.9);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--spacing-md);
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.15);
  transition: all 0.3s ease;
}

.case-study-next:hover .case-study-next__badge {
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.25),
    rgba(118, 75, 162, 0.15));
  border-color: rgba(102, 126, 234, 0.6);
  color: rgba(156, 163, 255, 1);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.25);
}

.case-study-next__title {
  font-family: var(--font-display);
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--light-gray-1);
  margin-bottom: var(--spacing-sm);
  transition: all 0.3s ease;
  line-height: 1.2;
}

.case-study-next:hover .case-study-next__title {
  background: linear-gradient(135deg,
    #667eea 0%,
    #764ba2 50%,
    #9D50BB 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transform: translateX(4px);
}

.case-study-next__description {
  font-size: var(--font-size-lg);
  color: rgba(200, 200, 220, 0.85);
  line-height: 1.7;
  margin: 0;
  transition: color 0.3s ease;
}

.case-study-next:hover .case-study-next__description {
  color: rgba(220, 220, 235, 0.95);
}

.case-study-next__arrow {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg,
    rgba(102, 126, 234, 0.2),
    rgba(118, 75, 162, 0.15));
  border: 2px solid rgba(102, 126, 234, 0.35);
  border-radius: 50%;
  color: rgba(156, 163, 255, 0.9);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(102, 126, 234, 0.2);
}

.case-study-next__arrow .material-symbol {
  font-size: 32px;
  transition: transform 0.3s ease;
}

.case-study-next:hover .case-study-next__arrow {
  background: linear-gradient(135deg, #667eea, #764ba2);
  border-color: rgba(102, 126, 234, 0.6);
  color: white;
  transform: translateX(8px) scale(1.15) rotate(5deg);
  box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.case-study-next:hover .case-study-next__arrow .material-symbol {
  transform: translateX(2px);
}


/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 768px) {
  /* Hero Section */
  .case-study-hero {
    width: 95%;
    padding: var(--spacing-2xl) var(--spacing-xl);
  }

  .case-study-hero--desktop {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .case-study-hero__title .title-main {
    font-size: var(--font-size-2xl);
  }

  .case-study-hero__title .title-subtitle {
    font-size: var(--font-size-lg);
  }

  .case-study-hero__details {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .case-study-hero__results {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .case-study-hero__actions {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .case-study-hero__actions .btn {
    width: 100%;
  }

  /* Results Section */
  .results-metrics {
    grid-template-columns: 1fr;
  }

  /* Feature Cards */
  .feature-card {
    padding: var(--spacing-xl);
  }

  /* Learning Cards */
  .learning-card {
    padding: var(--spacing-xl);
  }

  /* Testimonial Cards */
  .testimonial-card {
    padding: var(--spacing-xl);
  }

  .testimonial-card__text {
    font-size: var(--font-size-md);
    padding-left: var(--spacing-md);
  }

  /* CTA Section */
  .case-study-cta {
    padding: var(--spacing-2xl) var(--spacing-xl);
  }

  .case-study-cta__title {
    font-size: var(--font-size-2xl);
  }

  .case-study-cta__actions {
    flex-direction: column;
    width: 100%;
    gap: var(--spacing-md);
  }

  .case-study-cta__actions .btn {
    width: 100%;
  }

  /* Next Case Study */
  .case-study-next {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-xl);
  }

  .case-study-next:hover {
    transform: translateY(-4px);
  }

  .case-study-next__arrow {
    transform: rotate(90deg);
  }

  .case-study-next:hover .case-study-next__arrow {
    transform: rotate(90deg) scale(1.1);
  }

  /* Role Categories */
  .case-study-roles {
    gap: var(--spacing-lg);
  }

  /* Carousel */
  .carousel-item img {
    max-height: 400px;
  }
}

@media (max-width: 480px) {
  .case-study-hero {
    width: 100%;
    padding: var(--spacing-xl) var(--spacing-md);
    border-radius: var(--radius-lg);
  }

  .case-study-hero--desktop {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .case-study-hero__title .title-main {
    font-size: var(--font-size-xl);
  }

  .case-study-hero__title .title-subtitle {
    font-size: var(--font-size-md);
  }

  .case-study-hero__description {
    font-size: var(--font-size-sm);
  }

  .feature-card,
  .learning-card,
  .testimonial-card {
    padding: var(--spacing-lg);
  }

  .case-study-cta {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .case-study-cta__title {
    font-size: var(--font-size-xl);
  }

  .case-study-cta__description {
    font-size: var(--font-size-md);
  }

  .carousel-item img {
    max-height: 300px;
  }

  .carousel-controls {
    gap: var(--spacing-sm);
  }

  .carousel-control {
    width: 36px;
    height: 36px;
  }
}