:root {
  --bg-0: #050816;
  --bg-1: #0b1224;
  --panel: rgba(10, 18, 38, 0.78);
  --panel-strong: #101b36;
  --line: rgba(118, 150, 212, 0.28);
  --text: #e8f0ff;
  --muted: #9db1d8;
  --accent: #37d8ff;
  --accent-warm: #ff9b54;
  --accent-mint: #78ffcf;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body.site-body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at 0% 0%, #132451 0%, var(--bg-0) 48%),
    radial-gradient(circle at 100% 10%, #3b1b56 0%, transparent 36%),
    linear-gradient(180deg, #040714, #080f22 45%, #060a14);
  color: var(--text);
  font-family: "Manrope", sans-serif;
  line-height: 1.65;
}

.aurora-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.3;
  background: radial-gradient(circle at 20% 12%, rgba(55, 216, 255, 0.2), transparent 40%),
    radial-gradient(circle at 78% 4%, rgba(255, 155, 84, 0.15), transparent 28%),
    radial-gradient(circle at 50% 68%, rgba(120, 255, 207, 0.08), transparent 32%);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-width {
  width: min(1180px, 100% - 2.25rem);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(6, 10, 24, 0.7);
  border-bottom: 1px solid rgba(122, 146, 194, 0.2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.95rem 0;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-dot {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-warm));
  box-shadow: 0 0 0 0 rgba(55, 216, 255, 0.5);
  animation: pulse-dot 2.4s infinite;
}

.brand-text {
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.site-nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.site-nav a {
  padding: 0.38rem 0.78rem;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.93rem;
  font-weight: 600;
  transition: color 0.2s ease, background 0.2s ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.1);
}

.page-intro {
  padding: 2.4rem 0 1rem;
}

.page-intro-kicker {
  margin: 0;
  color: var(--accent-mint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 700;
}

.page-intro h1 {
  margin: 0.35rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.9rem, 4.4vw, 2.7rem);
  line-height: 1.1;
}

.page-intro p {
  margin: 0.85rem 0 0;
  color: var(--muted);
  max-width: 62ch;
}

.content-shell {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(260px, 1fr);
  gap: 1.35rem;
  align-items: start;
  padding: 0 0 2.4rem;
}

.content-shell-post {
  grid-template-columns: 1fr;
}

.main-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(1.2rem, 2vw, 1.8rem);
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
}

.main-panel-post {
  max-width: 900px;
  margin-inline: auto;
  padding: clamp(1.1rem, 2.1vw, 2rem);
}

.side-panel {
  display: grid;
  gap: 1rem;
}

.panel-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1rem;
  box-shadow: var(--shadow);
}

.panel-card h2 {
  margin: 0 0 0.65rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.98rem;
}

.panel-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.panel-muted {
  color: var(--muted);
  font-size: 0.86rem;
}

.quick-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.quick-stats div {
  padding: 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  border: 1px solid rgba(142, 178, 255, 0.22);
}

.quick-stats strong {
  display: block;
  font-size: 1rem;
  font-family: "Space Grotesk", sans-serif;
}

.quick-stats span {
  color: var(--muted);
  font-size: 0.8rem;
}

.quick-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.quick-links li + li {
  margin-top: 0.6rem;
}

.quick-links a {
  color: var(--text);
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.quick-links a:hover {
  color: var(--accent);
}

.tag-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  border: 1px solid rgba(117, 181, 255, 0.33);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.8rem;
  color: var(--text);
}

.tag-pill span {
  color: var(--muted);
  font-size: 0.76rem;
}

.site-footer {
  border-top: 1px solid rgba(122, 146, 194, 0.2);
  background: rgba(5, 8, 18, 0.75);
}

.footer-inner {
  padding: 1.2rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-inner a {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
}

.page-blog .main-panel {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0.2rem;
}

.blog-hero {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.hero-copy {
  background: linear-gradient(150deg, rgba(55, 216, 255, 0.12), rgba(255, 155, 84, 0.09));
  border: 1px solid rgba(142, 179, 255, 0.27);
  border-radius: 24px;
  padding: 1.2rem;
}

.hero-kicker {
  margin: 0 0 0.5rem;
  color: var(--accent-mint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 700;
}

.hero-copy h1 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.9rem, 4vw, 2.9rem);
  line-height: 1.05;
}

.hero-copy p {
  margin: 0.9rem 0 0;
  color: var(--muted);
  max-width: 48ch;
}

.hero-stats {
  margin-top: 1.1rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}

.hero-stats div {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(160, 192, 255, 0.22);
  padding: 0.65rem;
}

.hero-stats strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.1rem;
}

.hero-stats span {
  font-size: 0.78rem;
  color: var(--muted);
}

.featured-card {
  background: linear-gradient(170deg, rgba(255, 155, 84, 0.14), rgba(55, 216, 255, 0.1));
  border: 1px solid rgba(175, 193, 255, 0.3);
  border-radius: 24px;
  padding: 1.1rem;
  box-shadow: var(--shadow);
}

.featured-label {
  margin: 0;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.72rem;
  color: #24110d;
  background: linear-gradient(120deg, var(--accent-warm), #ffd58b);
  font-weight: 700;
}

.featured-card h2 {
  margin: 0.85rem 0 0;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.3;
}

.featured-card h2 a:hover {
  color: var(--accent);
}

.featured-meta {
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.featured-excerpt {
  margin: 0.75rem 0 0;
  color: #dbe7ff;
}

.featured-link {
  margin-top: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--accent);
  font-weight: 700;
}

.blog-controls {
  margin-top: 1.05rem;
  padding: 0.95rem;
  border: 1px solid rgba(171, 194, 255, 0.24);
  border-radius: 20px;
  background: rgba(16, 27, 53, 0.74);
}

.blog-search-shell {
  display: flex;
  gap: 0.65rem;
}

.blog-search-shell input {
  width: 100%;
  border: 1px solid rgba(136, 174, 255, 0.34);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  padding: 0.72rem 0.95rem;
  font-size: 0.95rem;
}

.blog-search-shell input:focus {
  outline: 2px solid rgba(55, 216, 255, 0.4);
  border-color: rgba(55, 216, 255, 0.8);
}

.blog-search-shell button {
  border: 1px solid rgba(160, 191, 255, 0.3);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  padding: 0.68rem 0.92rem;
  font-weight: 700;
  cursor: pointer;
}

.blog-toolbar {
  margin-top: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.blog-filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.filter-chip {
  border: 1px solid rgba(130, 176, 255, 0.33);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border-radius: 999px;
  padding: 0.35rem 0.72rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.filter-chip:hover {
  border-color: rgba(55, 216, 255, 0.75);
}

.filter-chip.is-active {
  color: #051324;
  border-color: transparent;
  background: linear-gradient(120deg, var(--accent), #9ce8ff);
}

.sort-wrap {
  color: var(--muted);
  font-size: 0.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 700;
}

.sort-wrap select {
  border: 1px solid rgba(130, 176, 255, 0.33);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  padding: 0.45rem 0.55rem;
}

.results-status {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.blog-results {
  margin-top: 1rem;
}

.blog-grid {
  display: grid;
  gap: 0.9rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.blog-card {
  background: linear-gradient(158deg, rgba(255, 255, 255, 0.06), rgba(7, 16, 34, 0.64));
  border: 1px solid rgba(140, 175, 248, 0.24);
  border-radius: 18px;
  transform: translateY(8px);
  opacity: 0;
  animation: card-in 0.36s ease forwards;
  animation-delay: calc(var(--stagger, 0) * 40ms);
}

.blog-card-link {
  display: block;
  padding: 1rem;
  height: 100%;
}

.blog-card-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.blog-card-title {
  margin: 0.48rem 0 0;
  font-size: 1.12rem;
  line-height: 1.35;
  font-family: "Space Grotesk", sans-serif;
}

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

.blog-card-excerpt {
  margin: 0.58rem 0 0;
  color: #dbe6ff;
  font-size: 0.92rem;
}

.blog-card-tags {
  margin-top: 0.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.blog-card-tags .tag-pill {
  font-size: 0.74rem;
  padding: 0.2rem 0.55rem;
}

.blog-card-footer {
  margin-top: 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.82rem;
}

.blog-card-action {
  color: var(--accent);
  font-weight: 700;
}

.blog-empty {
  margin: 0.8rem 0 0;
  border-radius: 14px;
  border: 1px dashed rgba(140, 175, 248, 0.37);
  background: rgba(255, 255, 255, 0.03);
  padding: 1rem;
  color: var(--muted);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  z-index: 70;
}

.post-article {
  max-width: 760px;
  margin: 0 auto;
}

.post-back-link {
  display: inline-block;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.8rem;
}

.post-header {
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(124, 161, 228, 0.23);
}

.post-kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-mint);
  font-size: 0.74rem;
  font-weight: 700;
}

.post-title {
  margin: 0.45rem 0 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
}

.post-meta {
  margin: 0.62rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.post-description {
  margin: 0.55rem 0 0;
  color: #d8e8ff;
  font-size: 1rem;
}

.post-content {
  margin-top: 1.1rem;
  color: #e6f0ff;
}

.post-content h1,
.post-content h2,
.post-content h3,
.post-content h4 {
  margin-top: 1.6rem;
  margin-bottom: 0.55rem;
  line-height: 1.25;
  font-family: "Space Grotesk", sans-serif;
}

.post-content p,
.post-content ul,
.post-content ol,
.post-content blockquote {
  margin-top: 0.9rem;
  margin-bottom: 0;
}

.post-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(55, 216, 255, 0.5);
}

.post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 0.1rem 0 0.1rem 0.85rem;
  color: #c8d7f4;
}

.post-content code {
  padding: 0.16rem 0.36rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.88rem;
}

.post-content pre {
  margin-top: 1rem;
  padding: 0.95rem;
  border-radius: 12px;
  border: 1px solid rgba(132, 168, 237, 0.24);
  background: rgba(6, 10, 20, 0.95);
  overflow-x: auto;
}

.post-content pre code {
  padding: 0;
  background: transparent;
}

.post-tags {
  margin-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.related-posts {
  margin-top: 1.7rem;
  border-top: 1px solid rgba(124, 161, 228, 0.23);
  padding-top: 1.1rem;
}

.related-posts h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.2rem;
}

.related-grid {
  margin-top: 0.8rem;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.related-card {
  border-radius: 14px;
  border: 1px solid rgba(140, 175, 248, 0.24);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.8rem;
}

.related-card:hover {
  border-color: rgba(55, 216, 255, 0.8);
}

.related-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.77rem;
}

.related-card h3 {
  margin: 0.45rem 0 0;
  font-size: 0.95rem;
  line-height: 1.35;
}

.related-card span {
  margin-top: 0.55rem;
  display: inline-block;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

@keyframes pulse-dot {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(55, 216, 255, 0.5);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(55, 216, 255, 0);
  }
}

@keyframes card-in {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1080px) {
  .content-shell {
    grid-template-columns: 1fr;
  }

  .blog-hero {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .related-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .site-width {
    width: min(1180px, 100% - 1.2rem);
  }

  .header-inner {
    padding: 0.75rem 0;
  }

  .site-nav {
    gap: 0.4rem;
  }

  .site-nav a {
    padding: 0.32rem 0.52rem;
    font-size: 0.82rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
  }

  .blog-toolbar {
    align-items: flex-start;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}