/* ===================================
   FRAMEWORK SECTION STYLES
   =================================== */

.framework-section {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 50%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.framework-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(33, 150, 243, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.py-5 {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
}

/* Section Header */
.section-header {
  margin-bottom: var(--spacing-3xl);
  position: relative;
  z-index: 1;
}

.text-center {
  text-align: center;
}

.accent-text {
  font-size: 2.7rem;
  font-weight: 600;
  color: var(--primary-blue);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-sm);
  position: relative;
  display: inline-block;
}

.accent-text::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue-light));
}

.section-header h1 {
     font-size: clamp(2rem, 4vw, 2rem);
  font-weight: 500;
  color: var(--black-87);
  margin: 0;
  line-height: 1.2;
}

/* Framework Grid */
.framework-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

/* Framework Card */
.framework-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(0, 0, 0, 0.06);
  position: relative;
}

.framework-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

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

.framework-card:hover {
  box-shadow: var(--shadow-4);
  transform: translateY(-8px);
  border-color: rgba(33, 150, 243, 0.2);
}

/* Framework Image */
.framework-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
  position: relative;
}

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

.framework-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 250px;
  background: linear-gradient(180deg, transparent 50%, rgba(33, 150, 243, 0.1));
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.framework-card:hover::after {
  opacity: 1;
}

/* Card Content */
.framework-card h4 {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--black-87);
  padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-sm);
  margin: 0;
  line-height: 1.3;
  transition: color var(--transition-fast);
  position: relative;
}

.framework-card:hover h4 {
  color: var(--primary-blue);
}

.framework-card h4::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: var(--spacing-lg);
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-blue-light));
  border-radius: 2px;
}

/* Card List */
.framework-card div {
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.framework-card div p {
  color: var(--black-60);
  line-height: 1.7;
  font-size: 0.95rem;
  padding-left: 24px;
  position: relative;
}

.framework-card div p::before {
  content: '▸';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary-blue);
  font-size: 1.1rem;
  font-weight: bold;
}

.framework-card  div p strong {
  color: var(--black-87);
  font-weight: 600;
  display: inline-block;
}

/* Staggered Animation */
.framework-card:nth-child(1) {
  animation: cardFadeIn 0.6s ease-out 0.1s both;
}

.framework-card:nth-child(2) {
  animation: cardFadeIn 0.6s ease-out 0.3s both;
}

.framework-card:nth-child(3) {
  animation: cardFadeIn 0.6s ease-out 0.5s both;
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Number Badge (Optional Enhancement) */
.framework-card h4::after {
  content: attr(data-phase);
  position: absolute;
  top: -120px;
  right: var(--spacing-md);
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue-light));
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
  border: 3px solid var(--white);
}

.framework-card:nth-child(1) h4::after { content: '1'; }
.framework-card:nth-child(2) h4::after { content: '2'; }
.framework-card:nth-child(3) h4::after { content: '3'; }

/* Responsive Design */
@media (max-width: 968px) {
  .framework-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
  }

  .framework-img {
    height: 220px;
  }

  .framework-card h4::after {
    top: -100px;
  }
}

@media (max-width: 640px) {
  .framework-section {
    padding: var(--spacing-2xl) 0;
  }

  .section-header {
    margin-bottom: var(--spacing-2xl);
  }

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

  .framework-img {
    height: 200px;
  }

  .framework-card h4 {
    font-size: 1.25rem;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-sm);
  }

  .framework-card h4::before {
    left: var(--spacing-md);
  }

  .framework-card h4::after {
    width: 40px;
    height: 40px;
    font-size: 1rem;
    top: -90px;
    right: var(--spacing-sm);
  }

  .framework-card div {
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
  }

  .framework-card div p {
    font-size: 0.9rem;
  }
}