/* --- APPS SECTION --- */
.apps-section {
  padding: 80px 0;
  border-top: 1px solid var(--border-color);
}

.section-header {
  text-align: left;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2.25rem;
  margin-bottom: 0.8rem;
  letter-spacing: -0.5px;
}

.section-header p {
  font-size: 1rem;
  color: var(--text-secondary);
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 2.5rem;
}

/* App Card overrides */
.app-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  text-align: left;
  padding: 2.2rem;
}

.app-card-header {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-bottom: 1.2rem;
}

.app-card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--border-color);
  background: var(--bg-color);
}

.app-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.app-card-desc {
  font-size: 0.92rem;
  margin-bottom: 1.8rem;
  flex-grow: 1;
}

.app-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1.2rem;
}

.app-card-meta {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.app-card-footer .btn-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.app-card-footer .btn-link svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent-primary);
  transition: transform var(--transition-fast);
}

.app-card-footer .btn-link:hover {
  color: var(--text-primary);
}

.app-card-footer .btn-link:hover svg {
  stroke: var(--text-primary);
  transform: translateX(2px);
}


/* --- PROJECTS PAGE HEADER --- */
.projects-page-hero {
  padding: 130px 0 60px;
  border-bottom: 1px solid var(--border-color);
}

.projects-page-hero h1 {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 0.75rem;
}

.projects-page-hero p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
}

.projects-count-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent-light);
  border: 1px solid rgba(37, 99, 235, 0.2);
  color: var(--accent-primary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  border-radius: 100px;
  margin-bottom: 1rem;
}

/* --- PROJECTS CATALOG WITH SIDEBAR LAYOUT --- */
.projects-page-hero .container,
.projects-catalog-section .container {
  max-width: 1240px;
}

.projects-catalog-section {
  padding: 2.5rem 0 5rem;
}

.projects-catalog-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* Sticky Sidebar */
.projects-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  transition: background var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-widget {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sidebar-heading {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin: 0;
  display: block;
}

.sidebar-reset-btn {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  transition: all var(--transition-fast);
}

.sidebar-reset-btn:hover {
  background: var(--accent-light);
  text-decoration: underline;
}

/* Sidebar Search Input */
.search-bar-wrapper {
  position: relative;
  width: 100%;
}

.search-input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-muted);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.75rem 2.5rem 0.75rem 2.6rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-light);
  background: var(--card-bg);
}

.search-clear-btn {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.search-clear-btn:hover {
  color: var(--text-primary);
  background: var(--border-color);
}

.search-clear-btn.visible {
  display: flex;
}

/* Category Filter Chips / Navigation */
.filter-chips {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

/* Vertical Category Navigation in Sidebar */
.projects-sidebar .filter-chips {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.35rem;
  width: 100%;
  padding: 0;
  margin: 0;
  overflow: visible;
}

.projects-sidebar .filter-chip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 0.6rem 0.85rem;
  border-radius: 10px;
  font-size: 0.88rem;
  font-family: var(--font-body);
  font-weight: 500;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
  user-select: none;
  box-sizing: border-box;
}

.projects-sidebar .chip-label-group {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.projects-sidebar .chip-svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  opacity: 0.75;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.projects-sidebar .filter-chip:hover {
  background: var(--skill-bg);
  color: var(--text-primary);
  transform: none;
}

.projects-sidebar .filter-chip:hover .chip-svg {
  opacity: 1;
}

.projects-sidebar .filter-chip.active {
  background: var(--accent-light);
  color: var(--accent-primary);
  border-color: rgba(37, 99, 235, 0.25);
  font-weight: 600;
  box-shadow: none;
}

[data-theme="dark"] .projects-sidebar .filter-chip.active {
  background: rgba(56, 189, 248, 0.12);
  border-color: rgba(56, 189, 248, 0.3);
}

.projects-sidebar .filter-chip.active .chip-svg {
  opacity: 1;
}

.projects-sidebar .filter-chip .chip-count {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.55rem;
  border-radius: 10px;
  background: var(--skill-bg);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.projects-sidebar .filter-chip:hover .chip-count {
  color: var(--text-secondary);
}

.projects-sidebar .filter-chip.active .chip-count {
  background: var(--accent-primary);
  color: #ffffff;
}

[data-theme="dark"] .projects-sidebar .filter-chip.active .chip-count {
  background: var(--accent-primary);
  color: #0d1117;
}

/* Sidebar Info Card */
.sidebar-info-card {
  background: var(--skill-bg);
  border-radius: 12px;
  padding: 1.1rem;
  border: 1px solid var(--border-color);
  margin-top: 0.25rem;
}

.sidebar-info-title {
  font-family: var(--font-heading);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.sidebar-info-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.sidebar-info-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.sidebar-info-list li svg {
  width: 15px;
  height: 15px;
  color: var(--accent-primary);
  flex-shrink: 0;
}

/* Main Projects Area */
.projects-main-content {
  min-width: 0;
  flex: 1;
}

.projects-main-content .apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2rem;
}

/* Responsive Breakpoint for Sidebar Layout */
@media (max-width: 992px) {
  .projects-catalog-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .projects-sidebar {
    position: static;
    top: auto;
    padding: 1.25rem;
    gap: 1.25rem;
    box-shadow: none;
  }

  .projects-sidebar .filter-chips {
    flex-direction: row;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 0.4rem;
    -webkit-overflow-scrolling: touch;
    gap: 0.5rem;
  }

  .projects-sidebar .filter-chip {
    width: auto;
    white-space: nowrap;
    padding: 0.45rem 0.95rem;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    background: var(--skill-bg);
  }

  .projects-sidebar .filter-chip:hover {
    transform: translateY(-1px);
  }

  .projects-sidebar .filter-chip.active {
    background: var(--accent-primary);
    color: #ffffff;
    border-color: var(--accent-primary);
    box-shadow: 0 3px 12px var(--accent-light);
  }

  .projects-sidebar .filter-chip.active .chip-count {
    background: rgba(255, 255, 255, 0.25);
    color: #ffffff;
  }

  .sidebar-info-card {
    display: none;
  }
}

/* Empty search result state */
.empty-results-card {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--card-bg);
  border: 1px dashed var(--border-color);
  border-radius: 16px;
  margin: 1rem 0;
}

.empty-results-icon {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin: 0 auto 1rem;
  display: block;
}

.empty-results-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.empty-results-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  max-width: 420px;
  margin: 0 auto 1.5rem;
}