/* ==========================================================================
   Cyvora Studio - Combined AI Learning & IT Career Hub Stylesheet
   ========================================================================== */

:root {
  --background: #080808;
  --foreground: #f4f7f5;
  --card: #131a17;
  --card-foreground: #f4f7f5;
  --muted: #1c2421;
  --muted-foreground: #8b9a94;
  --border: #243029;
  --primary: #14f4f4;
  --primary-glow: rgba(20, 244, 244, 0.15);
  --primary-foreground: #000000;
  --secondary: #d99a25;
  --secondary-glow: rgba(217, 154, 37, 0.15);
  --accent: #d85f48;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

body.hub-page {
  background: var(--background);
  color: var(--foreground);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
}

/* Breadcrumb */
.hub-breadcrumb {
  margin: 12px 0 24px;
  color: var(--muted-foreground);
  font-size: 0.9rem;
}

.hub-breadcrumb ol {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
}

.hub-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: 10px;
  color: var(--border);
}

.hub-breadcrumb a {
  color: var(--primary);
  font-weight: 600;
}

/* Hero Section */
.hub-hero {
  padding: 60px 0 40px;
}

.hub-hero-copy {
  max-width: 960px;
}

.pulse-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
}

.hub-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 28px 0 36px;
}

.hub-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  list-style: none;
}

.stat-box {
  padding: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
}

.stat-box strong {
  font-size: 1.6rem;
  color: var(--primary);
}

.stat-box span {
  font-size: 0.88rem;
  color: var(--muted-foreground);
}

/* Search Panel & Pillar Switcher */
.search-panel {
  padding: 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.search-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 24px;
}

.search-title {
  font-size: 1.4rem;
  font-weight: 700;
}

.search-subtitle {
  color: var(--muted-foreground);
  font-size: 0.95rem;
}

.view-switch {
  display: flex;
  gap: 6px;
  background: var(--background);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.switch-btn {
  padding: 8px 16px;
  background: transparent;
  color: var(--muted-foreground);
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.switch-btn.active,
.switch-btn:hover {
  background: var(--card);
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.search-input-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 18px;
  min-height: 56px;
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--primary);
  margin-bottom: 20px;
}

.search-input-wrap input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--foreground);
  font-size: 1.05rem;
  outline: none;
}

.search-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.chip-label {
  font-size: 0.85rem;
  color: var(--muted-foreground);
  font-weight: 600;
}

.search-chip {
  padding: 6px 14px;
  background: var(--muted);
  color: var(--foreground);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-chip:hover,
.search-chip.active {
  background: var(--primary-glow);
  color: var(--primary);
  border-color: var(--primary);
}

/* Grids & Cards */
.card-grid,
.roadmap-grid,
.learning-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.hub-card-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.hub-card-item:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 12px 32px rgba(20, 244, 244, 0.08);
}

.card-icon,
.career-icon {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--muted);
  color: var(--primary);
  border-radius: 10px;
  margin-bottom: 18px;
}

.card-body {
  flex: 1;
}

.topic-meta {
  display: flex;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--muted-foreground);
  margin-bottom: 12px;
}

.difficulty {
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 700;
}

.difficulty-beginner,
.badge-beginner {
  background: rgba(20, 244, 244, 0.12);
  color: var(--primary);
  border: 1px solid rgba(20, 244, 244, 0.3);
}

.difficulty-intermediate,
.badge-intermediate {
  background: rgba(217, 154, 37, 0.12);
  color: var(--secondary);
  border: 1px solid rgba(217, 154, 37, 0.3);
}

.difficulty-advanced,
.badge-advanced {
  background: rgba(216, 95, 72, 0.12);
  color: var(--accent);
  border: 1px solid rgba(216, 95, 72, 0.3);
}

.card-title,
.roadmap-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.card-description,
.roadmap-card p {
  color: var(--muted-foreground);
  font-size: 0.95rem;
  line-height: 1.6;
}

.card-footer,
.roadmap-link {
  margin-top: 20px;
}

/* Career Roadmaps Special Styling */
.roadmap-card {
  position: relative;
}

.featured-roadmap {
  border-color: rgba(20, 244, 244, 0.4);
  background: linear-gradient(180deg, rgba(20, 244, 244, 0.04) 0%, var(--card) 100%);
}

.roadmap-topline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.difficulty-badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.roadmap-time {
  color: var(--primary);
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 18px 0;
}

.skill-tags span {
  padding: 4px 10px;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.78rem;
  color: var(--foreground);
}

.roadmap-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  color: var(--primary);
  border: 1px solid rgba(20, 244, 244, 0.3);
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.roadmap-link:hover {
  background: var(--primary-glow);
  border-color: var(--primary);
}

.btn-primary-link {
  background: var(--primary);
  color: var(--primary-foreground);
  border-color: var(--primary);
}

.btn-primary-link:hover {
  background: #10d6d6;
  color: #000;
}

.no-results-msg {
  padding: 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted-foreground);
  text-align: center;
  margin-top: 24px;
}

/* FAQ & Learning Tracks */
.path-card {
  padding: 26px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.path-detail {
  margin: 16px 0;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.path-detail span {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.82rem;
}

.path-duration {
  color: var(--secondary);
  font-weight: 700;
  font-size: 0.88rem;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px 24px;
}

.faq-list summary {
  font-weight: 700;
  cursor: pointer;
  color: var(--foreground);
}

.faq-list p {
  margin-top: 12px;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* Responsive */
@media (max-width: 900px) {
  .hub-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .hub-stats {
    grid-template-columns: 1fr;
  }
  .search-header {
    flex-direction: column;
  }
  .view-switch {
    width: 100%;
    justify-content: space-around;
  }
}