/* Modern presentation layer for legacy HTB and long-form technical writeups. */
body:is(.legacy-writeup, .legacy-writeup-page) {
  margin: 0;
  background:
    radial-gradient(circle at 85% 5%, color-mix(in srgb, var(--accent-primary) 10%, transparent), transparent 34rem),
    radial-gradient(circle at 10% 20%, color-mix(in srgb, var(--accent-active) 7%, transparent), transparent 30rem),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
  color: var(--text-article);
}

body:is(.legacy-writeup, .legacy-writeup-page) .header {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  min-height: 78px;
  padding: 0 max(1rem, calc((100vw - var(--max-width)) / 2));
  border-bottom: 1px solid var(--border-article);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
}

body:is(.legacy-writeup, .legacy-writeup-page) .header > div:first-child {
  width: 82px !important;
  max-width: 82px !important;
  flex: 0 0 82px;
}

body:is(.legacy-writeup, .legacy-writeup-page) .header > div:first-child img {
  display: block !important;
  width: 82px !important;
  max-width: 82px !important;
  height: 58px !important;
  object-fit: contain !important;
}

body:is(.legacy-writeup, .legacy-writeup-page) .title-area h1 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

body:is(.legacy-writeup, .legacy-writeup-page) .title-area h2 {
  margin: 0.25rem 0 0;
  color: var(--muted-article);
  font-size: 0.79rem;
  font-weight: 400;
  line-height: 1.3;
}

body:is(.legacy-writeup, .legacy-writeup-page) .navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  border: 0;
  border-bottom: 1px solid var(--border-article);
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(16px);
}

body:is(.legacy-writeup, .legacy-writeup-page) .navbar a {
  padding: 1rem 0.9rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

body:is(.legacy-writeup, .legacy-writeup-page) .navbar a:hover,
body:is(.legacy-writeup, .legacy-writeup-page) .navbar a:focus-visible {
  color: var(--text-strong);
  background: var(--accent-medium);
}

body:is(.legacy-writeup, .legacy-writeup-page) .navbar .dropdown {
  overflow: hidden;
  min-width: 320px;
  border: 1px solid var(--border-article);
  border-radius: 0 0 var(--radius-small) var(--radius-small);
  background: var(--surface-muted);
  box-shadow: var(--shadow-dropdown);
}

body:is(.legacy-writeup, .legacy-writeup-page) .content {
  width: min(var(--max-width), calc(100% - 2rem));
  max-width: none;
  margin: 0 auto;
  padding: clamp(2rem, 5vw, 5rem) 0;
  border: 0;
  background: transparent;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article {
  max-width: var(--article-width);
  margin: 0 auto;
  padding: clamp(1.25rem, 3vw, 3rem);
  border: 1px solid var(--border-article);
  border-radius: var(--radius-large);
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: var(--shadow-article);
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article > h1:first-child {
  margin: 0 0 2rem;
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1;
  letter-spacing: -0.05em;
  color: var(--text-strong);
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article h2,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article h3,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article h4,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article h5 {
  margin-top: 2.5rem;
  color: var(--text-strong);
  letter-spacing: -0.025em;
  text-wrap: balance;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article p,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article li {
  color: var(--text-article);
  font-size: 1.02rem;
  line-height: 1.82;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article a {
  color: var(--accent-hover) !important;
  overflow-wrap: anywhere;
  text-underline-offset: 0.18em;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-small);
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article .article-img {
  display: block;
  margin: 1.6rem auto;
  border: 1px solid var(--border-article);
  box-shadow: var(--shadow-image);
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article table {
  display: table;
  width: 100%;
  margin: 0 0 2.5rem;
  border: 1px solid var(--border-article) !important;
  border-collapse: separate;
  border-spacing: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--overlay-soft);
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article th,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article td {
  padding: 0.9rem 1rem;
  border: 0 !important;
  border-bottom: 1px solid var(--border-soft) !important;
  vertical-align: middle;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article tr:last-child th,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article tr:last-child td {
  border-bottom: 0 !important;
}

body:is(.legacy-writeup, .legacy-writeup-page) .blog-article th:first-child,
body:is(.legacy-writeup, .legacy-writeup-page) .blog-article td:first-child {
  width: 220px !important;
  color: var(--muted-article);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

body:is(.legacy-writeup, .legacy-writeup-page) .img-av {
  width: 58px;
  height: 58px;
  margin-left: 0.75rem;
  border-radius: var(--radius-small) !important;
  object-fit: cover;
  vertical-align: middle;
}

body:is(.legacy-writeup, .legacy-writeup-page) .img-os {
  max-height: 38px;
  margin-left: 0.5rem;
  vertical-align: middle;
}

body:is(.legacy-writeup, .legacy-writeup-page) pre {
  overflow-x: auto;
  margin: 1.4rem 0;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--accent-border-soft);
  border-radius: var(--radius-small);
  background: var(--bg-deep);
  box-shadow: inset 0 1px var(--overlay-soft);
}

body:is(.legacy-writeup, .legacy-writeup-page) code {
  font-family: var(--font-mono);
  color: var(--accent-focus);
  line-height: 1.65;
}

body:is(.legacy-writeup, .legacy-writeup-page) blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--accent-primary);
  background: var(--accent-active-soft);
}

body:is(.legacy-writeup, .legacy-writeup-page) .footer {
  padding: clamp(2rem, 5vw, 4rem) 1rem;
  border: 0;
  border-top: 1px solid var(--border-article);
  background: var(--bg-deep);
  color: var(--muted-soft);
}

body:is(.legacy-writeup, .legacy-writeup-page) .footer .social-icons a {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin: 0.25rem;
  border: 1px solid var(--border-article);
  border-radius: var(--radius-circle);
  background: var(--overlay-soft);
}

body:is(.legacy-writeup, .legacy-writeup-page) :focus-visible {
  outline: 3px solid var(--accent-hover);
  outline-offset: 3px;
}

@media (max-width: 760px) {
  body:is(.legacy-writeup, .legacy-writeup-page) .header {
    min-height: 68px;
    padding: 0.35rem 1rem;
    text-align: left;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .header > div:first-child {
    width: 68px !important;
    max-width: 68px !important;
    flex-basis: 68px;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .header > div:first-child img {
    width: 68px !important;
    max-width: 68px !important;
    height: 48px !important;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .title-area {
    text-align: left;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .navbar {
    position: static;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .navbar .dropdown {
    position: static;
    min-width: 0;
    border-radius: 0;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .content {
    width: min(100% - 1rem, var(--max-width));
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article {
    padding: 1rem;
    border-radius: var(--radius-medium);
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article table {
    display: block;
    overflow-x: auto;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article th,
  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article td {
    min-width: 150px;
  }
}

@media print {
  body:is(.legacy-writeup, .legacy-writeup-page),
  body:is(.legacy-writeup, .legacy-writeup-page) .content,
  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article {
    background: var(--text-strong) !important;
    color: var(--text-on-bright) !important;
    box-shadow: none !important;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .header,
  body:is(.legacy-writeup, .legacy-writeup-page) .navbar,
  body:is(.legacy-writeup, .legacy-writeup-page) .footer {
    display: none !important;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .content,
  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
    border: 0;
  }

  body:is(.legacy-writeup, .legacy-writeup-page) .blog-article * {
    color: var(--text-on-bright) !important;
  }
}