/* ==========================================================================
   Component Styles
   Buttons, Cards, Tags, and reusable UI elements
   ========================================================================== */

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  line-height: 1;
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), color var(--transition-base);
  cursor: pointer;
  white-space: nowrap;
}

.btn span {
  color: inherit;
}

.btn-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translate(2px, -2px);
}

/* Primary Button */
.btn-primary {
  background: var(--color-accent);
  color: var(--color-text-primary);
  border: 1px solid var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  box-shadow: var(--shadow-glow);
  color: var(--color-text-primary);
}

/* Outline Button */
.btn-outline {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-light);
}

.btn-outline:hover {
  background: var(--color-surface);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Ghost Button */
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid transparent;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.btn-ghost:hover {
  color: var(--color-text-primary);
}

.btn-ghost:hover .btn-icon {
  transform: translateX(4px);
}

/* ==========================================================================
   Tags / Pills
   ========================================================================== */

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.tag:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Skill Tags */
.skill-tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.skill-tag:hover {
  background-color: var(--color-surface-hover);
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

/* ==========================================================================
   Project Cards - Modern Design
   ========================================================================== */

.project-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, rgba(17, 17, 17, 0.8) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: all var(--transition-slow);
}

.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
  z-index: 0;
}

.project-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
  transform: translateY(-8px);
  box-shadow: 
    0 25px 50px -12px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(99, 102, 241, 0.1);
}

.project-card:hover::before {
  opacity: 1;
}

/* Project Media Container */
.project-media {
  position: relative;
  order: -1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1a1a;
}

.project-image-link {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  cursor: pointer;
}

.project-image {
  position: relative;
  height: 180px;
  background: #1a1a1a;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-image img,
.project-image video {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  object-position: center center;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.project-image-overlay {
  display: none;
}

.project-card:hover .project-image img,
.project-card:hover .project-image video {
  transform: scale(1.08);
}

/* Desktop horizontal layout */
@media (min-width: 768px) {
  .project-card {
    grid-template-columns: 1fr 35%;
    min-height: 240px;
  }
  
  .project-media {
    order: 1;
  }
  
  .project-image {
    height: 240px;
    min-height: 240px;
    max-height: 240px;
  }
}

/* Project Content */
.project-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-8);
}

@media (max-width: 767px) {
  .project-content {
    padding: var(--space-6);
  }
}

/* Category Badge */
.project-category {
  display: flex;
}

.project-category-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, rgba(34, 211, 238, 0.15) 100%);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: var(--radius-full);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

/* Project Title */
.project-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  line-height: var(--leading-tight);
  transition: color var(--transition-fast);
}

.project-card:hover .project-title {
  color: var(--color-accent-hover);
}

/* Project Description */
.project-card .project-description {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 500px;
}

/* Tech Tags */
.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-top: auto;
}

.tech-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 26px;
  padding: 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 1.0rem;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tech-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(99, 102, 241, 0.1);
}

/* Project CTA Link */
.project-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
  padding-top: var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-accent);
  text-decoration: none;
  border-top: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  width: fit-content;
}

.project-cta svg {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.project-cta:hover {
  color: var(--color-accent-hover);
}

.project-cta:hover svg {
  transform: translateX(6px);
}

/* ==========================================================================
   Skill Category
   ========================================================================== */

.skill-category {
  padding: var(--space-6);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: border-color var(--transition-base);
}

.skill-category:hover {
  border-color: var(--color-border-light);
}

.skill-category-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
}

.skill-category-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ==========================================================================
   Contact Links
   ========================================================================== */

.contact-link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--transition-base);
}

.contact-link:hover {
  background-color: var(--color-surface);
  border-color: var(--color-accent);
  transform: translateX(8px);
}

.contact-link-icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-link-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
}

.contact-link-value {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}