:root {
  --bg: #070913;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-2: rgba(255, 255, 255, 0.08);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.72);
  --faint: rgba(255, 255, 255, 0.5);
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 55px rgba(0, 0, 0, 0.5);
  --accent: #9ad8ff;
  --accent-2: #b7ffb0;
  --danger: #ff6b6b;
  --radius: 16px;
  --radius-sm: 12px;
  --container: 1040px;
  --glow: 0 0 0.8px rgba(255, 255, 255, 0.35), 0 0 18px rgba(119, 230, 255, 0.14);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji",
    "Segoe UI Emoji";
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

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

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

/* Galaxy background layers */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

/* Nebula */
body::before {
  background:
    radial-gradient(900px 600px at 18% 8%, rgba(154, 216, 255, 0.20), transparent 62%),
    radial-gradient(780px 560px at 82% 18%, rgba(183, 255, 176, 0.13), transparent 64%),
    radial-gradient(900px 650px at 62% 86%, rgba(255, 79, 216, 0.10), transparent 66%),
    url("./assets/nebula.svg");
  background-size: cover;
  background-position: center;
  opacity: 0.9;
  filter: saturate(1.05);
}

/* Stars */
body::after {
  background-image: url("./assets/stars-tile.svg");
  background-size: 600px 600px;
  opacity: 0.85;
  animation: drift 26s linear infinite;
}

@keyframes drift {
  0% {
    transform: translate3d(0, 0, 0);
    opacity: 0.68;
  }
  50% {
    transform: translate3d(-12px, 10px, 0);
    opacity: 0.75;
  }
  100% {
    transform: translate3d(0, 0, 0);
    opacity: 0.68;
  }
}

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

a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

code {
  font-family: var(--mono);
  font-size: 0.95em;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
  background: #fff;
  color: #000;
  padding: 10px 12px;
  border-radius: 10px;
}

.skip-link:focus {
  left: 12px;
  z-index: 1000;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(7, 9, 19, 0.58);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(154, 216, 255, 0.25), rgba(183, 255, 176, 0.16));
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  font-weight: 800;
  letter-spacing: 0.5px;
}

.brand-text {
  display: grid;
  gap: 1px;
}

.brand-title {
  font-weight: 750;
  letter-spacing: 0.2px;
}

.brand-subtitle {
  font-size: 12px;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.nav a {
  padding: 8px 10px;
  border-radius: 12px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
}

.nav a:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.09);
  color: var(--text);
  text-decoration: none;
}

.hero {
  padding: 56px 0 30px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 26px;
  align-items: start;
}

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
}

h1 {
  margin: 0 0 14px;
  font-size: clamp(30px, 3.2vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

h2 {
  margin: 0 0 14px;
  font-size: 24px;
  letter-spacing: -0.01em;
}

.lead {
  color: var(--muted);
  font-size: 16.5px;
  max-width: 62ch;
  margin: 0 0 18px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  text-decoration: none;
  font-weight: 650;
}

.btn:hover {
  text-decoration: none;
  background: rgba(255, 255, 255, 0.09);
}

.btn.primary {
  border-color: rgba(154, 216, 255, 0.38);
  background: linear-gradient(135deg, rgba(154, 216, 255, 0.22), rgba(183, 255, 176, 0.12));
}

.notice {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  max-width: 70ch;
}

.hero-card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-visual {
  position: relative;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.22);
}

.hero-visual img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  filter: saturate(1.12) contrast(1.06);
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 180px at 30% 40%, rgba(154, 216, 255, 0.18), transparent 65%),
    radial-gradient(420px 180px at 70% 60%, rgba(255, 79, 216, 0.14), transparent 66%);
  mix-blend-mode: screen;
  opacity: 0.7;
  pointer-events: none;
}

.hero-card-top {
  display: flex;
  gap: 7px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(0, 0, 0, 0.15);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  opacity: 0.9;
}

.dot.red {
  background: #ff5f57;
}
.dot.yellow {
  background: #febc2e;
}
.dot.green {
  background: #28c840;
}

.hero-code {
  margin: 0;
  padding: 16px 16px 18px;
  font-family: var(--mono);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.86);
  white-space: pre-wrap;
  text-shadow: var(--glow);
}

.section {
  padding: 34px 0;
  position: relative;
}

.section.alt {
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Extra stars inside sections */
.section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url("./assets/stars-tile.svg");
  background-size: 520px 520px;
  opacity: 0.16;
  mask-image: radial-gradient(800px 260px at 50% 10%, #000 20%, transparent 70%);
}

.section.alt::before {
  opacity: 0.22;
  mask-image: radial-gradient(900px 320px at 50% 20%, #000 18%, transparent 72%);
}

.section > .container {
  position: relative;
  z-index: 1;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.search input {
  width: min(420px, 80vw);
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  outline: none;
}

.search input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

@media (max-width: 980px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(500px 220px at 20% 0%, rgba(154, 216, 255, 0.10), transparent 58%),
    radial-gradient(420px 240px at 80% 10%, rgba(255, 79, 216, 0.08), transparent 60%),
    rgba(255, 255, 255, 0.05);
  padding: 16px;
  min-height: 160px;
  display: grid;
  gap: 10px;
  transition: transform 140ms ease, background 140ms ease, border-color 140ms ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(154, 216, 255, 0.24);
  background: rgba(255, 255, 255, 0.07);
  text-decoration: none;
}

.card-title {
  font-weight: 760;
  letter-spacing: -0.01em;
  font-size: 16px;
  line-height: 1.25;
  margin: 0;
}

.card-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--faint);
  font-size: 12.5px;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
}

.card-excerpt {
  color: var(--muted);
  margin: 0;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 12.5px;
}

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

.prose {
  max-width: 80ch;
  color: var(--muted);
}

.prose strong {
  color: var(--text);
}

.prose ul {
  padding-left: 18px;
}

.prose li {
  margin: 6px 0;
}

.disclaimer {
  border: 1px solid rgba(255, 107, 107, 0.22);
  background: rgba(255, 107, 107, 0.06);
  color: rgba(255, 255, 255, 0.82);
  padding: 14px 14px;
  border-radius: var(--radius);
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 0;
  background: rgba(0, 0, 0, 0.12);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-title {
  font-weight: 760;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
}

/* Post page */
.post-wrap {
  padding: 28px 0 40px;
}

.post-header {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
}

.post-banner {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.18);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.45);
}

.post-banner img {
  display: block;
  width: 100%;
  height: 160px;
  object-fit: cover;
  filter: saturate(1.14) contrast(1.06);
}

.crumbs {
  color: var(--muted);
  font-size: 13px;
}

.post-title {
  margin: 0;
  font-size: clamp(26px, 2.5vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--faint);
  font-size: 13px;
}

.post-content {
  margin-top: 16px;
  max-width: 85ch;
  color: rgba(255, 255, 255, 0.86);
}

.post-content p,
.post-content li {
  color: rgba(255, 255, 255, 0.82);
}

.post-content a {
  color: var(--accent);
}

.post-content h2,
.post-content h3 {
  color: var(--text);
  margin-top: 22px;
}

.post-content pre {
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  padding: 14px;
  overflow: auto;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.35);
}

.post-content pre code {
  font-family: var(--mono);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.88);
}

.post-content blockquote {
  margin: 14px 0;
  padding: 10px 14px;
  border-left: 3px solid rgba(154, 216, 255, 0.45);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  color: rgba(255, 255, 255, 0.78);
}