/* ========================================
   PROJECTS PAGE STYLES
   ======================================== */

/* Projects Main Container */
.projects-main {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 50%, var(--color-primary) 100%);
  min-height: 100vh;
  padding-bottom: var(--spacing-3xl);
}

/* Projects Hero Section */
.projects-hero {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-2xl);
  color: var(--color-text-primary);
  animation: fadeInUp 0.8s ease-out;
}

.projects-hero h1 {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.projects-hero p {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  font-weight: 300;
}

/* Category Filter */
.category-filter {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: 0 var(--spacing-xl) var(--spacing-2xl);
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-primary);
  border: 2px solid rgba(255, 255, 255, 0.2);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  backdrop-filter: blur(10px);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.filter-icon {
  font-size: var(--font-size-lg);
}

.filter-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}

/* Projects Container */
.projects-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* Project Category Section */
.project-category {
  margin-bottom: var(--spacing-3xl);
  animation: fadeIn 0.6s ease-out;
}

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

.category-title {
  font-size: var(--font-size-3xl);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-weight: 700;
}

.category-icon {
  font-size: var(--font-size-4xl);
  display: inline-block;
  animation: bounce 2s ease-in-out infinite;
}

.category-description {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin: 0;
  padding-left: calc(var(--font-size-4xl) + var(--spacing-md));
  font-style: italic;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Project Detail Card */
.project-detail {
  background: linear-gradient(135deg, rgba(11, 26, 48, 0.95) 0%, rgba(19, 42, 74, 0.95) 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  opacity: 0;
  animation: slideUpFade 0.6s ease-out forwards;
}

@keyframes slideUpFade {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-detail:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(74, 144, 226, 0.5);
}

/* Project Header */
.project-header {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.project-icon {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #ffffff 0%, #f0f0f0 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base);
}

.project-detail:hover .project-icon {
  transform: rotate(5deg) scale(1.05);
}

.project-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10px;
}

.project-title-group {
  flex: 1;
}

.project-title-group h3 {
  font-size: var(--font-size-2xl);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
  font-weight: 700;
  line-height: 1.3;
}

.project-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  font-style: italic;
  margin: 0;
}

/* Project Content */
.project-content {
  color: var(--color-text-secondary);
}

.project-description {
  font-size: var(--font-size-base);
  line-height: 1.8;
  margin-bottom: var(--spacing-xl);
  color: var(--color-text-secondary);
}

/* Project Media Elements */
.project-media {
  margin-bottom: var(--spacing-xl);
  width: 100%;
  overflow: hidden;
}

.project-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: block;
  transition: transform var(--transition-base);
}

.project-media img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

/* Responsive YouTube/Video Embed Container */
.project-media-video {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background: rgba(0, 0, 0, 0.2);
}

.project-media-video iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius-lg);
}

/* Tech Stack Badges */
.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
}

.tech-badge {
  display: inline-block;
  background: rgba(74, 144, 226, 0.15);
  color: var(--color-accent);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border: 1px solid var(--color-accent);
  transition: all var(--transition-base);
}

.tech-badge:hover {
  background: rgba(74, 144, 226, 0.3);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* Project Links/Buttons */
.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.project-btn {
  padding: 12px 24px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-icon {
  font-size: 1.1rem;
}

.project-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--transition-base), height var(--transition-base);
  z-index: 0;
}

.project-btn:hover::before {
  width: 300px;
  height: 300px;
}

.project-btn span {
  position: relative;
  z-index: 1;
}

/* GitHub Button */
.btn-github {
  background: #24292e !important;
  color: #ffffff !important;
  border-color: #24292e;
}

.btn-github:hover {
  background: #1a1e22 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(36, 41, 46, 0.4);
}

/* LinkedIn Button */
.btn-linkedin {
  background: #0077b5 !important;
  color: #ffffff !important;
  border-color: #0077b5;
}

.btn-linkedin:hover {
  background: #005885 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 119, 181, 0.4);
}

/* Demo Button */
.btn-demo {
  background: transparent;
  color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

.btn-demo::before {
  background: var(--color-text-primary);
}

.btn-demo:hover {
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* Behance Button */
.btn-behance {
  background: #1769ff !important;
  color: #ffffff !important;
  border-color: #1769ff;
}

.btn-behance:hover {
  background: #0057e7 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(23, 105, 255, 0.4);
}

/* PDF Button */
.btn-pdf {
  background: #dc3545 !important;
  color: #ffffff !important;
  border-color: #dc3545;
}

.btn-pdf:hover {
  background: #c82333 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

/* Drive Button */
.btn-drive {
  background: #4285f4 !important;
  color: #ffffff !important;
  border-color: #4285f4;
}

.btn-drive:hover {
  background: #3367d6 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(66, 133, 244, 0.4);
}

/* YouTube Button */
.btn-youtube {
  background: #ff0000 !important;
  color: #ffffff !important;
  border-color: #ff0000;
}

.btn-youtube:hover {
  background: #cc0000 !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(255, 0, 0, 0.4);
}

/* Custom Link Button */
.btn-custom {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #ffffff; /* Added color for visibility */
  border-color: #6c757d; /* Kept original border-color or adjust as needed */
}

.btn-custom::before {
  background: #565e64; /* Kept original before background or adjust as needed */
}

.btn-custom:hover {
  background: linear-gradient(135deg, #764ba2, #667eea);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg); /* Kept original box-shadow */
}

/* View Details Button */
.btn-view-details {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
  color: white !important;
  font-weight: 600;
  border: 2px solid transparent;
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-view-details:hover {
  background: linear-gradient(135deg, #764ba2 0%, #667eea 100%) !important;
  color: white !important;
  border-color: #667eea;
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

/* Projects CTA Section */
.projects-cta {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-xl);
  margin-top: var(--spacing-3xl);
  color: var(--color-text-primary);
}

.projects-cta h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-md);
  font-weight: 700;
}

.projects-cta p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

/* Scroll Animation Class */
.project-detail.animate-in {
  animation: slideUpFade 0.6s ease-out forwards;
}

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

/* Tablets */
@media (max-width: 768px) {
  .projects-hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .projects-hero p {
    font-size: var(--font-size-base);
  }
  
.category-filter {
    padding: 0 var(--spacing-md) var(--spacing-xl);
  }
  
  .filter-btn {
    font-size: var(--font-size-sm);
    padding: var(--spacing-xs) var(--spacing-md);
  }
  
  .projects-container {
    padding: 0 var(--spacing-md);
  }
  
  .category-title {
    font-size: var(--font-size-2xl);
  }
  
  .project-detail {
    padding: var(--spacing-lg);
  }
  
  .project-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .project-icon {
    width: 70px;
    height: 70px;
  }
  
  .project-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 8px;
  }
  
  .project-title-group h3 {
    font-size: var(--font-size-xl);
  }
  
  .project-links {
    justify-content: center;
  }
  
  .project-btn {
    flex: 1;
    min-width: 120px;
    justify-content: center;
  }
}

/* Mobile */
@media (max-width: 576px) {
  .projects-hero {
    padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
  }
  
  .category-filter {
    gap: var(--spacing-sm);
  }
  
  .category-title {
    font-size: var(--font-size-xl);
    gap: var(--spacing-sm);
  }
  
  .category-icon {
    font-size: var(--font-size-2xl);
  }
  
  .project-detail {
    padding: var(--spacing-md);
  }
  
  .project-title-group h3 {
    font-size: var(--font-size-lg);
  }
  
  .project-subtitle {
    font-size: var(--font-size-sm);
  }
  
  .project-description {
    font-size: var(--font-size-sm);
  }
  
  .tech-badge {
    font-size: var(--font-size-xs);
  }
  
  .project-links {
    flex-direction: column;
  }
  
  .project-btn {
    width: 100%;
    justify-content: center;
  }
  
  .projects-cta h2 {
    font-size: var(--font-size-2xl);
  }
}