/* ============================================================
   Cyber Glass — Industrial Tech / Glassmorphism Theme
   ============================================================ */

/* --- Design Tokens --- */
:root {
  --cg-bg-start: #0a0e17;
  --cg-bg-end: #111827;
  --cg-glass-bg: rgba(15, 23, 42, 0.6);
  --cg-glass-border: rgba(56, 189, 248, 0.15);
  --cg-glass-hover: rgba(56, 189, 248, 0.08);
  --cg-cyan: #06b6d4;
  --cg-cyan-dim: rgba(6, 182, 212, 0.3);
  --cg-amber: #f59e0b;
  --cg-amber-dim: rgba(245, 158, 11, 0.25);
  --cg-text: #e2e8f0;
  --cg-text-dim: #94a3b8;
  --cg-text-bright: #f8fafc;
  --cg-radius: 12px;
  --cg-radius-lg: 20px;
  --cg-glow-cyan: 0 0 20px rgba(6, 182, 212, 0.15);
  --cg-glow-amber: 0 0 20px rgba(245, 158, 11, 0.12);
}

/* --- Base --- */
body.cg-body {
  margin: 0;
  background: linear-gradient(135deg, var(--cg-bg-start), var(--cg-bg-end));
  background-attachment: fixed;
  color: var(--cg-text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

/* Subtle grid overlay */
body.cg-body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(56, 189, 248, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
}

.cg-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Header / Nav --- */
.cg-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 23, 0.8);
  backdrop-filter: blur(16px) saturate(1.4);
  border-bottom: 1px solid var(--cg-glass-border);
}

.cg-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.cg-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.cg-logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
}

.cg-logo-text {
  font-size: 1.3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cg-cyan), var(--cg-amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.cg-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.cg-nav-link {
  color: var(--cg-text-dim);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.2s;
}

.cg-nav-link:hover {
  color: var(--cg-text-bright);
  background: var(--cg-glass-hover);
}

.cg-nav-link.is-active {
  color: var(--cg-cyan);
  background: rgba(6, 182, 212, 0.1);
  box-shadow: inset 0 -2px 0 var(--cg-cyan);
}

.cg-mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.cg-hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--cg-text);
  position: relative;
  transition: 0.3s;
}

.cg-hamburger::before,
.cg-hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--cg-text);
  transition: 0.3s;
}

.cg-hamburger::before { top: -7px; }
.cg-hamburger::after { top: 7px; }

.cg-mobile-nav {
  display: none;
  padding-bottom: 16px;
}

.cg-mobile-nav.is-open {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cg-mobile-link {
  color: var(--cg-text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 10px 16px;
  border-radius: 8px;
  transition: 0.2s;
}

.cg-mobile-link:hover,
.cg-mobile-link.is-active {
  color: var(--cg-text-bright);
  background: var(--cg-glass-hover);
}

/* --- Main Layout --- */
.cg-main {
  position: relative;
  z-index: 1;
  min-height: 60vh;
  padding: 32px 0;
}

.cg-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.cg-feed {
  min-width: 0;
}

.cg-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* --- Glass Panel --- */
.cg-glass-panel {
  background: var(--cg-glass-bg);
  backdrop-filter: blur(12px) saturate(1.3);
  border: 1px solid var(--cg-glass-border);
  border-radius: var(--cg-radius-lg);
  padding: 20px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.cg-glass-panel:hover {
  border-color: rgba(56, 189, 248, 0.25);
  box-shadow: var(--cg-glow-cyan);
}

.cg-panel-header {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--cg-glass-border);
}

.cg-panel-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cg-cyan);
}

.cg-panel-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cg-text-bright);
  margin: 8px 0 4px;
}

.cg-panel-desc {
  font-size: 0.85rem;
  color: var(--cg-text-dim);
  line-height: 1.7;
  margin: 0;
}

/* --- Page Head --- */
.cg-page-head {
  margin-bottom: 28px;
}

.cg-page-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cg-amber);
}

.cg-page-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--cg-text-bright);
  margin: 6px 0 8px;
  line-height: 1.2;
}

.cg-page-desc {
  font-size: 0.9rem;
  color: var(--cg-text-dim);
  margin: 0;
  max-width: 600px;
}

/* --- Article Card --- */
.cg-card-grid {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cg-article-card {
  background: var(--cg-glass-bg);
  backdrop-filter: blur(10px) saturate(1.2);
  border: 1px solid var(--cg-glass-border);
  border-radius: var(--cg-radius);
  padding: 20px 24px;
  transition: all 0.3s;
}

.cg-article-card:hover {
  border-color: rgba(56, 189, 248, 0.3);
  box-shadow: var(--cg-glow-cyan);
  transform: translateY(-1px);
}

.cg-card-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cg-card-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.cg-card-date {
  font-size: 0.78rem;
  color: var(--cg-text-dim);
  font-variant-numeric: tabular-nums;
}

.cg-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.4;
}

.cg-card-title a {
  color: var(--cg-text-bright);
  text-decoration: none;
  transition: color 0.2s;
}

.cg-card-title a:hover {
  color: var(--cg-cyan);
}

.cg-card-summary {
  font-size: 0.85rem;
  color: var(--cg-text-dim);
  line-height: 1.65;
  margin: 2px 0 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cg-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--cg-cyan);
  text-decoration: none;
  margin-top: 4px;
  transition: gap 0.2s;
}

.cg-card-link:hover {
  gap: 10px;
}

.cg-arrow {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --- Badges --- */
.cg-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 4px;
  text-decoration: none;
}

.cg-badge-featured {
  background: var(--cg-amber-dim);
  color: var(--cg-amber);
}

.cg-badge-cat {
  background: var(--cg-cyan-dim);
  color: var(--cg-cyan);
  transition: 0.2s;
}

.cg-badge-cat:hover {
  background: rgba(6, 182, 212, 0.4);
}

.cg-badge-tag {
  background: rgba(148, 163, 184, 0.15);
  color: var(--cg-text-dim);
}

/* --- Section --- */
.cg-section {
  margin-bottom: 28px;
}

.cg-section-header {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--cg-glass-border);
}

.cg-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cg-cyan);
}

/* --- Hot List (Sidebar) --- */
.cg-hot-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cg-hot-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  text-decoration: none;
  transition: 0.2s;
}

.cg-hot-item:hover {
  background: var(--cg-glass-hover);
}

.cg-hot-num {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  border-radius: 4px;
  background: var(--cg-cyan-dim);
  color: var(--cg-cyan);
  font-variant-numeric: tabular-nums;
}

.cg-hot-item:first-child .cg-hot-num { background: var(--cg-amber-dim); color: var(--cg-amber); }
.cg-hot-item:nth-child(2) .cg-hot-num { background: rgba(245, 158, 11, 0.15); color: var(--cg-amber); }
.cg-hot-item:nth-child(3) .cg-hot-num { background: rgba(245, 158, 11, 0.1); color: var(--cg-amber); }

.cg-hot-title {
  font-size: 0.85rem;
  color: var(--cg-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Carousel --- */
.cg-carousel {
  position: relative;
  border-radius: var(--cg-radius-lg);
  overflow: hidden;
  margin-bottom: 24px;
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
}

.cg-carousel-slide {
  display: none;
  position: relative;
  aspect-ratio: 21 / 9;
}

.cg-carousel-slide.is-active {
  display: block;
}

.cg-carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cg-carousel-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 20px 16px;
  background: linear-gradient(transparent, rgba(10, 14, 23, 0.85));
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--cg-text-bright);
}

.cg-carousel-dots {
  position: absolute;
  bottom: 12px;
  right: 16px;
  display: flex;
  gap: 6px;
}

.cg-carousel-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid var(--cg-glass-border);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: 0.3s;
}

.cg-carousel-dots button.is-active {
  background: var(--cg-cyan);
  border-color: var(--cg-cyan);
  box-shadow: 0 0 8px var(--cg-cyan-dim);
}

/* --- Ticker --- */
.cg-ticker {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 24px;
  scrollbar-width: thin;
  scrollbar-color: var(--cg-glass-border) transparent;
}

.cg-ticker-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: var(--cg-radius);
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
  text-decoration: none;
  transition: 0.3s;
  max-width: 280px;
}

.cg-ticker-item:hover {
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: var(--cg-glow-cyan);
}

.cg-ticker-item span:last-child {
  font-size: 0.85rem;
  color: var(--cg-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cg-ticker-badge {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--cg-amber-dim);
  color: var(--cg-amber);
  flex-shrink: 0;
}

/* --- Empty State --- */
.cg-empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--cg-text-dim);
}

.cg-empty-icon {
  display: inline-block;
  width: 48px;
  height: 48px;
  opacity: 0.4;
  margin-bottom: 12px;
}

.cg-empty-icon svg {
  width: 100%;
  height: 100%;
}

/* --- Pagination --- */
.cg-pagination nav {
  display: flex;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
}

.cg-pagination a,
.cg-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--cg-text-dim);
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
  transition: 0.2s;
}

.cg-pagination a:hover {
  color: var(--cg-cyan);
  border-color: var(--cg-cyan-dim);
}

.cg-pagination span[aria-current="page"] {
  color: var(--cg-text-bright);
  background: var(--cg-cyan-dim);
  border-color: var(--cg-cyan);
}

/* --- Article Detail --- */
.cg-article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 28px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.cg-article-main {
  min-width: 0;
}

.cg-breadcrumb {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--cg-text-dim);
  margin-bottom: 24px;
  padding: 12px 16px;
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
  border-radius: var(--cg-radius);
}

.cg-breadcrumb a {
  color: var(--cg-cyan);
  text-decoration: none;
}

.cg-breadcrumb a:hover {
  text-decoration: underline;
}

.cg-bc-sep {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  color: var(--cg-text-dim);
  opacity: 0.5;
}

.cg-article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.cg-article-meta time,
.cg-author,
.cg-views {
  font-size: 0.82rem;
  color: var(--cg-text-dim);
}

.cg-article-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--cg-text-bright);
  line-height: 1.25;
  margin: 0 0 20px;
}

.cg-article-excerpt {
  padding: 16px 20px;
  border-radius: var(--cg-radius);
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
  margin-bottom: 24px;
}

.cg-article-excerpt p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--cg-text);
}

/* --- Article Prose (content) --- */
.cg-prose {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--cg-text);
}

.cg-prose p { margin: 0 0 1.2em; }
.cg-prose h2 { font-size: 1.4rem; font-weight: 700; color: var(--cg-text-bright); margin: 1.6em 0 0.6em; padding-bottom: 8px; border-bottom: 1px solid var(--cg-glass-border); }
.cg-prose h3 { font-size: 1.15rem; font-weight: 700; color: var(--cg-text-bright); margin: 1.4em 0 0.5em; }
.cg-prose a { color: var(--cg-cyan); text-decoration: underline; text-underline-offset: 2px; }
.cg-prose a:hover { color: #22d3ee; }
.cg-prose img { max-width: 100%; height: auto; border-radius: var(--cg-radius); margin: 1.2em 0; }
.cg-prose blockquote { margin: 1.2em 0; padding: 12px 20px; border-left: 3px solid var(--cg-cyan); background: var(--cg-glass-bg); border-radius: 0 var(--cg-radius) var(--cg-radius) 0; }
.cg-prose blockquote p { margin: 0; }
.cg-prose pre { background: rgba(0, 0, 0, 0.4); border: 1px solid var(--cg-glass-border); border-radius: var(--cg-radius); padding: 16px; overflow-x: auto; font-size: 0.85rem; margin: 1.2em 0; }
.cg-prose code { font-size: 0.85em; padding: 2px 6px; border-radius: 4px; background: rgba(6, 182, 212, 0.1); color: var(--cg-cyan); }
.cg-prose pre code { background: none; padding: 0; color: var(--cg-text); }
.cg-prose ul, .cg-prose ol { padding-left: 1.5em; margin: 0 0 1.2em; }
.cg-prose li { margin-bottom: 0.4em; }
.cg-prose table { width: 100%; border-collapse: collapse; margin: 1.2em 0; }
.cg-prose th, .cg-prose td { padding: 10px 14px; border: 1px solid var(--cg-glass-border); text-align: left; }
.cg-prose th { background: var(--cg-glass-bg); font-weight: 700; color: var(--cg-text-bright); }

/* --- Tags --- */
.cg-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--cg-glass-border);
}

/* --- Related --- */
.cg-related-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-radius: var(--cg-radius);
  background: var(--cg-glass-bg);
  border: 1px solid var(--cg-glass-border);
  text-decoration: none;
  transition: 0.3s;
}

.cg-related-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
  box-shadow: var(--cg-glow-cyan);
}

.cg-related-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--cg-cyan-dim);
  color: var(--cg-cyan);
}

.cg-related-title {
  font-size: 0.9rem;
  color: var(--cg-text);
  line-height: 1.35;
}

/* --- Footer --- */
.cg-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--cg-glass-border);
  background: rgba(10, 14, 23, 0.6);
  backdrop-filter: blur(12px);
  padding: 24px 0;
  margin-top: 48px;
}

.cg-footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cg-footer-copyright {
  font-size: 0.82rem;
  color: var(--cg-text-dim);
}

.cg-footer-badge {
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cg-cyan);
  opacity: 0.5;
}

/* --- Sticky Ad --- */
.cg-sticky-ad {
  position: fixed;
  bottom: 20px;
  right: 20px;
  max-width: 320px;
  z-index: 50;
  padding: 16px 20px;
  border-radius: var(--cg-radius-lg);
  background: var(--cg-glass-bg);
  backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid var(--cg-glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.cg-sticky-ad button {
  position: absolute;
  top: 8px;
  right: 8px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--cg-text-dim);
  padding: 4px;
  border-radius: 4px;
  transition: 0.2s;
}

.cg-sticky-ad button:hover {
  color: var(--cg-text-bright);
  background: var(--cg-glass-hover);
}

.cg-sticky-ad button svg {
  width: 16px;
  height: 16px;
}

.cg-sticky-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--cg-text-bright);
  margin-bottom: 8px;
  padding-right: 24px;
}

/* --- Feed Panel (sidebar intro) --- */
.cg-feed-panel {
  text-align: center;
}

/* --- Responsive --- */
@media (max-width: 900px) {
  .cg-layout {
    grid-template-columns: 1fr;
  }
  .cg-article-layout {
    grid-template-columns: 1fr;
  }
  .cg-sidebar {
    order: 2;
  }
}

@media (max-width: 768px) {
  .cg-nav {
    display: none;
  }
  .cg-mobile-toggle {
    display: block;
  }
  .cg-article-title {
    font-size: 1.5rem;
  }
  .cg-page-title {
    font-size: 1.5rem;
  }
  .cg-main {
    padding: 20px 0;
  }
}