:root {
  --clr-accent: #8a6bff;
  --container: 75rem;
  --gutter: 1.5rem;
  --muted: #eae7ff;
  --ff-heading: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 9999px;
  text-align: center;
  transition:
    background 0.25s,
    color 0.25s,
    box-shadow 0.25s,
    transform 0.2s,
    border-color 0.2s;
}

.btn:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 3px;
}

.btn--accent {
  background: var(--clr-accent);
  color: #fff;
  box-shadow: 0 10px 28px rgba(138, 107, 255, 0.35);
}

.btn--accent:hover,
.btn--accent:focus-visible {
  background: #a08cff;
  transform: translateY(-1px);
}

.btn--ghost {
  border: 1.5px solid rgba(255, 255, 255, 0.55);
  color: #fff;
  background: transparent;
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.85);
  transform: translateY(-1px);
}

.post-hero {
  position: relative;
  padding: clamp(4.25rem, 7vw, 6rem) 0 1.6rem;
}

.post-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(42% 42% at 50% 18%, rgba(138, 107, 255, 0.16), transparent 70%),
    linear-gradient(to bottom, rgba(12, 11, 13, 0.1), rgba(12, 11, 13, 0.42));
  pointer-events: none;
}

.post-hero__container {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.post-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 1.15rem;
  font-weight: 900;
  opacity: 0.96;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.post-back:hover {
  border-bottom-color: rgba(255, 255, 255, 0.7);
}

.post-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 25rem);
  gap: 1.6rem;
  align-items: start;
}

.post-hero__content {
  min-width: 0;
}

.post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  color: rgba(234, 231, 255, 0.92);
  margin-bottom: 0.85rem;
}

.pill {
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  font-weight: 900;
  font-size: 0.82rem;
  background: rgba(138, 107, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.sep {
  opacity: 0.8;
}

.muted {
  opacity: 0.9;
}

.post-title {
  font: 900 2rem / 1.12 var(--ff-heading);
  letter-spacing: 0.01em;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.24);
}

.post-desc {
  margin-top: 1rem;
  max-width: 68ch;
  color: var(--muted);
  line-height: 1.78;
  opacity: 0.98;
}

.post-tags {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.32rem 0.62rem;
  border-radius: 999px;
  font-weight: 900;
  font-size: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.post-cover {
  width: min(100%, 25rem);
  justify-self: end;
}

.post-cover img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 1.4rem;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.3);
}

.post-body {
  padding: 1.75rem 0 clamp(4rem, 7vw, 6rem);
}

.post-body__container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: minmax(13rem, 15rem) minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.post-toc {
  position: sticky;
  top: 92px;
}

.post-toc__card {
  padding: 1rem 0.9rem;
  border-radius: 1.2rem;
  background:
    radial-gradient(120% 100% at 50% -30%, rgba(138, 107, 255, 0.14), rgba(20, 18, 27, 0) 55%),
    linear-gradient(180deg, rgba(24, 20, 33, 0.78), rgba(24, 20, 33, 0.56));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
}

.post-toc__title {
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: 0.85rem;
  color: #f1efff;
}

.post-toc__nav {
  display: grid;
  gap: 0.35rem;
}

.post-toc__link {
  display: block;
  padding: 0.5rem 0.62rem;
  border-radius: 0.85rem;
  color: rgba(234, 231, 255, 0.92);
  line-height: 1.45;
  font-size: 0.95rem;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.post-toc__link:hover,
.post-toc__link:focus-visible {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  transform: translateX(2px);
}

.post-toc__link.is-sub {
  padding-left: 1.15rem;
  color: rgba(234, 231, 255, 0.72);
  font-size: 0.95rem;
}

.post-main {
  min-width: 0;
}

.prose {
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.96);
}

.prose > p,
.prose > ul,
.prose > ol,
.prose > blockquote {
  max-width: none;
}

.prose h2,
.prose h3 {
  scroll-margin-top: 110px;
  margin-top: 2.25rem;
  margin-bottom: 0.65rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.prose h2 {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  max-width: none;
  margin-top: 3.25rem;
  padding-top: 1.6rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: clamp(1.4rem, 1.8vw, 1.7rem);
  line-height: 1.3;
}

.prose h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.prose h2::before {
  content: "";
  display: block;
  flex: 0 0 1.9rem;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 0.65rem;
  background: linear-gradient(135deg, rgba(138, 107, 255, 0.92), rgba(167, 138, 255, 0.9));
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M8 6.5h8'/%3E%3Cpath d='M8 11.5h8'/%3E%3Cpath d='M8 16.5h5'/%3E%3Cpath d='M6.5 4.5h11a2 2 0 0 1 2 2v11a2 2 0 0 1-2 2h-11a2 2 0 0 1-2-2v-11a2 2 0 0 1 2-2Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 1.08rem 1.08rem;
  transform: translateY(0.18rem);
  box-shadow:
    0 10px 24px rgba(138, 107, 255, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.prose h3 {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.35rem;
  margin-bottom: 0.8rem;
  padding: 0.38rem 0.72rem;
  border-radius: 999px;
  background: rgba(138, 107, 255, 0.12);
  border: 1px solid rgba(138, 107, 255, 0.2);
  color: #f3efff;
  font-size: 0.92rem;
  letter-spacing: 0.01em;
}

.prose p {
  margin: 0.95rem 0;
  color: rgba(234, 231, 255, 0.92);
  text-align: left;
}

.prose h3 + p {
  margin-bottom: 0.8rem;
}

.prose ul {
  margin: 0.95rem 0;
  padding-left: 1.2rem;
}

.prose table {
  width: 100%;
  margin: 0.9rem 0 1.5rem;
  border-collapse: collapse;
  table-layout: fixed;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(15, 13, 24, 0.68);
  box-shadow:
    0 16px 36px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.prose thead {
  background: rgba(138, 107, 255, 0.16);
}

.prose th,
.prose td {
  padding: 0.9rem 0.95rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.prose th {
  color: #fff;
  font-size: 0.95rem;
  font-weight: 900;
}

.prose td {
  color: rgba(234, 231, 255, 0.9);
  line-height: 1.65;
}

.prose td ul {
  margin: 0;
  padding-left: 1rem;
}

.prose td li {
  margin: 0.15rem 0;
  text-align: left;
}

.prose tbody tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.prose tbody tr:last-child td {
  border-bottom: 0;
}

.prose li {
  margin: 0.35rem 0;
  color: rgba(234, 231, 255, 0.92);
  text-align: left;
}

.prose strong {
  color: #fff;
}

.prose a {
  font-weight: 900;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.prose a:hover {
  border-bottom-color: rgba(255, 255, 255, 0.75);
}

.prose code {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 0.15rem 0.35rem;
  border-radius: 8px;
}

.prose pre {
  overflow: auto;
  padding: 1rem;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.post-footer {
  margin-top: 2rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.post-related {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.post-related__head {
  margin-bottom: 1.15rem;
}

.post-related__kicker {
  margin: 0 0 0.45rem;
  font-size: 0.8rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(234, 231, 255, 0.72);
}

.post-related__title {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.1;
}

.post-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.post-related__card {
  border-radius: 1.3rem;
  padding: 0.8rem;
  background:
    radial-gradient(120% 100% at 50% -30%, rgba(138, 107, 255, 0.14), rgba(20, 18, 27, 0) 55%),
    linear-gradient(180deg, rgba(24, 20, 33, 0.78), rgba(24, 20, 33, 0.56));
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
}

.post-related__media {
  display: block;
  overflow: hidden;
  border-radius: 1rem;
  aspect-ratio: 16 / 10;
  background: rgba(255, 255, 255, 0.04);
}

.post-related__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.post-related__card:hover .post-related__media img,
.post-related__card:focus-within .post-related__media img {
  transform: scale(1.03);
}

.post-related__body {
  padding: 0.85rem 0.15rem 0.1rem;
}

.post-related__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0;
  color: rgba(234, 231, 255, 0.72);
  font-size: 0.82rem;
  font-weight: 700;
}

.post-related__card-title {
  margin: 0.65rem 0 0;
  font-size: 1rem;
  line-height: 1.35;
}

.post-related__card-title a {
  border-bottom: 0;
}

.post-related__card-title a:hover {
  color: #fff;
}

.post-related__desc {
  margin: 0.55rem 0 0;
  color: rgba(234, 231, 255, 0.86);
  line-height: 1.65;
  font-size: 0.94rem;
}

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

  .post-cover {
    width: min(100%, 34rem);
    justify-self: start;
  }

  .post-toc {
    position: relative;
    top: auto;
    order: -1;
  }

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

@media (max-width: 720px) {
  .post-hero {
    padding-top: 4rem;
  }

  .post-title {
    line-height: 1.12;
  }

  .post-cover {
    width: 100%;
  }

  .prose table {
    display: block;
    overflow-x: auto;
  }
}