/* ============================================================
   cyber-blog — shared stylesheet  ·  v2
   Premium dark theme · one accent · editorial, highly readable
   ============================================================ */

:root {
  /* palette — near-black base, single cyber-green accent */
  --bg:          #0b0b0d;
  --bg-tint:     #0e0e11;
  --bg-soft:     #111114;
  --bg-panel:    #16161a;
  --bg-code:     #0d0d10;

  --line:        #1e1e24;
  --line-strong: #2d2d35;
  --line-soft:   #18181c;

  --text:        #e8e8ee;
  --text-muted:  #a7a7b1;
  --text-soft:   #73737f;

  --accent:      #3ddc97;
  --accent-brig: #7ef0c3;
  --accent-dim:  rgba(61, 220, 151, 0.11);
  --accent-line: rgba(61, 220, 151, 0.38);
  --accent-focus:rgba(61, 220, 151, 0.55);

  /* severity / CVSS palette (standard convention) */
  --sev-critical: #ff5566;   /* red     */
  --sev-high:     #ff8a3d;   /* orange  */
  --sev-medium:   #e8c14a;   /* amber   */
  --sev-low:      #3ddc97;   /* green   */
  --sev-info:     #5aa9ff;   /* blue    */

  --serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype",
           Palatino, Georgia, "Times New Roman", serif;
  --sans:  "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI",
           Roboto, Helvetica, Arial, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo,
           Consolas, "Liberation Mono", monospace;

  --radius: 12px;
  --radius-sm: 8px;
  --content-w: 44rem;   /* comfortable reading column */
  --nav-h: 78px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(1100px 460px at 52% -8%, rgba(61,220,151,0.055), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-kerning: normal;
}

::selection { background: var(--accent-dim); color: var(--accent-brig); }

a {
  color: var(--accent);
  text-decoration: none;
  text-underline-offset: 3px;
  transition: color 0.15s var(--ease);
}
a:hover { text-decoration: underline; }

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent-focus);
  outline-offset: 3px;
  border-radius: 4px;
}

img { max-width: 100%; height: auto; display: block; }
svg { display: inline-block; }

/* ---------- top navigation ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--nav-h);
  background: rgba(11, 11, 13, 0.78);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.site-nav .inner {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text);
  white-space: nowrap;
}
.brand .logo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--line-strong);
  box-shadow: 0 0 0 4px rgba(61,220,151,0.10), 0 3px 8px rgba(0,0,0,0.4);
  flex: none;
}
.brand .mark { color: var(--accent); font-weight: 700; }
.brand:hover { text-decoration: none; color: var(--text); }
.nav-links { display: flex; gap: 1.6rem; font-size: 1rem; }
.nav-links a {
  color: var(--text-muted);
  position: relative;
  display: inline-flex;
  align-items: center;
  height: var(--nav-h);
}
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a.current { color: var(--accent); }
.nav-links a.current::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.nav-links a.current:hover { text-decoration: none; }

/* ---------- layout shell ---------- */
.wrap { max-width: 76rem; margin: 0 auto; padding: 0 1.5rem; }
.main { padding: 3.75rem 0 4.5rem; }

/* ---------- hero (index) ---------- */
.hero { padding: 1.75rem 0 2.75rem; border-bottom: 1px solid var(--line); }
.hero .kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.1rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0 0 1.1rem;
  font-weight: 750;
  text-wrap: balance;
}
.hero p.lede {
  font-size: 1.17rem;
  color: var(--text-muted);
  max-width: 42rem;
  margin: 0;
  line-height: 1.65;
}

/* ---------- post listing cards (index) ---------- */
.post-list { list-style: none; margin: 0 auto; padding: 0; max-width: var(--content-w); }
.post-card {
  display: flex;
  align-items: stretch;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, var(--bg-tint), var(--bg-soft));
  box-shadow: 0 1px 0 rgba(255,255,255,0.02) inset;
  margin: 0 0 1.15rem;
  transition:
    border-color 0.2s var(--ease),
    transform 0.2s var(--ease),
    box-shadow 0.2s var(--ease);
}
.post-card .card-body {
  flex: 1 1 auto;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 1.5rem 1.6rem;
}
.post-card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.03) inset,
    0 14px 30px -18px rgba(0,0,0,0.7);
  text-decoration: none;
}
.post-card:focus-visible { outline-offset: 2px; }
.post-card .row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.post-card h2 {
  margin: 0;
  font-size: 1.27rem;
  letter-spacing: -0.012em;
  font-weight: 680;
  line-height: 1.3;
  text-wrap: pretty;
}
.post-card:hover h2 { color: var(--accent-brig); }
.post-card p.excerpt {
  margin: 0.55rem 0 0;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}
.post-card .meta {
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--text-soft);
  white-space: nowrap;
  letter-spacing: 0.02em;
}
.post-card .row-end {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.55rem;
}
.post-card .readmore {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.9rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent);
}
.post-card .readmore .arr { transition: transform 0.2s var(--ease); }
.post-card:hover .readmore .arr { transform: translateX(5px); }

/* ---------- tags ---------- */
.tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 1rem 0 0; }
.tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  padding: 0.18rem 0.62rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--text-muted);
  background: transparent;
  transition: color 0.15s, border-color 0.15s;
}
.tag:hover { color: var(--text); border-color: var(--text-soft); }
.tag--accent {
  border-color: var(--accent-line);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ---------- article (post page) ---------- */
.article { max-width: var(--content-w); }

.article-head { margin-bottom: 2.75rem; }
.article-head .kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-soft);
  margin: 0 0 1.1rem;
}
.article-head h1 {
  font-size: clamp(1.85rem, 4vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: -0.022em;
  margin: 0 0 1.2rem;
  font-weight: 750;
  text-wrap: balance;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.7rem 1.2rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-soft);
  letter-spacing: 0.01em;
}
.article-meta .meta-dot { opacity: 0.45; }

/* severity / CVSS badge — standard colors: red/orange/amber/green/blue */
.severity {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid currentColor;
  line-height: 1;
}
.severity::before {
  content: "";
  width: 0.45em;
  height: 0.45em;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}
.severity--critical { color: var(--sev-critical); background: rgba(255, 85, 102, 0.10); }
.severity--high     { color: var(--sev-high);     background: rgba(255, 138, 61, 0.10); }
.severity--medium   { color: var(--sev-medium);   background: rgba(232, 193, 74, 0.10); }
.severity--low      { color: var(--sev-low);      background: rgba(61, 220, 151, 0.10); }
.severity--info     { color: var(--sev-info);     background: rgba(90, 169, 255, 0.10); }

/* ---------- post banner hero (article top) ---------- */
.post-hero {
  display: flex;
  align-items: stretch;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--bg-tint), var(--bg-soft));
  margin: 0 0 0.4rem;
}
.post-hero .hero-media {
  flex: 0 0 44%;
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--bg-panel);
}
.post-hero .hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}
.post-hero .hero-body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.4rem 2.1rem;
}
.post-hero .hero-body .kicker { margin-bottom: 0.95rem; }
.post-hero h1 {
  margin: 0 0 1.2rem;
  font-size: clamp(1.4rem, 3.4vw, 1.92rem);
  line-height: 1.24;
}
.post-hero .article-meta { flex-wrap: wrap; row-gap: 0.5rem; }
.post-hero .tags { margin-top: 1.3rem; }

/* ---------- card banner (index listing) ---------- */
.post-card .card-banner {
  position: relative;
  flex: 0 0 auto;
  align-self: stretch;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-panel);
  border-right: 1px solid var(--line-soft);
}
.post-card .card-banner img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.35s var(--ease);
}
.post-card:hover .card-banner img { transform: scale(1.03); }

/* ---------- article body typography ---------- */
.article-body {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-weight: 400;
  color: #dedee6;
  line-height: 1.8;
  text-rendering: optimizeLegibility;
}
.article-body > p { margin: 0 0 1.5rem; }
.article-body > p:last-child { margin-bottom: 0; }

.article-body h2 {
  font-family: var(--sans);
  font-size: 1.42rem;
  letter-spacing: -0.014em;
  margin: 2.9rem 0 1rem;
  font-weight: 700;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--line-soft);
  line-height: 1.3;
}
.article-body h3 {
  font-family: var(--sans);
  font-size: 1.14rem;
  margin: 2.1rem 0 0.75rem;
  font-weight: 680;
  letter-spacing: -0.008em;
  line-height: 1.35;
}
.article-body h2:first-child,
.article-body h3:first-child { margin-top: 0; }

.article-body ul, .article-body ol {
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
}
.article-body li { margin: 0.42rem 0; line-height: 1.7; }
.article-body li::marker { color: var(--accent); }
.article-body li > ul, .article-body li > ol { margin: 0.4rem 0 0.2rem; }

.article-body strong { color: #f2f2f6; font-weight: 650; }
.article-body em { color: inherit; }

.article-body a { text-decoration: underline; text-decoration-color: var(--accent-line); text-underline-offset: 3px; }
.article-body a:hover { text-decoration-color: var(--accent); }

.article-body blockquote {
  margin: 1.8rem 0;
  padding: 0.35rem 0 0.35rem 1.3rem;
  border-left: 3px solid var(--accent-line);
  color: var(--text-muted);
  font-style: italic;
}
.article-body blockquote p { margin: 0.5rem 0; }
.article-body blockquote p:first-child { margin-top: 0; }
.article-body blockquote p:last-child { margin-bottom: 0; }

.article-body hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.6rem auto;
  max-width: 30%;
}

.article-body .small {
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* inline code */
.article-body :not(pre) > code {
  font-family: var(--mono);
  font-size: 0.84em;
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  border-bottom-color: var(--line);
  border-radius: 5px;
  padding: 0.12em 0.44em;
  color: var(--accent-brig);
  white-space: nowrap;
}

/* ---------- callout / note boxes ---------- */
.note,
.tldr {
  border: 1px solid var(--line);
  border-left-width: 3px;
  border-left-color: var(--accent-line);
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  padding: 1.05rem 1.25rem;
  margin: 1.8rem 0;
  font-family: var(--sans);
  font-size: 0.93rem;
  line-height: 1.65;
  color: var(--text-muted);
}
.note .note-label,
.tldr .note-label {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  display: block;
  margin-bottom: 0.45rem;
}
.note p, .tldr p { margin: 0.45rem 0; }
.note p:first-child, .tldr p:first-child { margin-top: 0; }
.note p:last-child, .tldr p:last-child { margin-bottom: 0; }
.note code, .tldr code { font-family: var(--mono); font-size: 0.85em; color: var(--accent-brig); }

/* tl;dr summary box at top of writeups */
.tldr {
  border-color: var(--accent-line);
  background: var(--accent-dim);
  margin: 0 0 2.25rem;
}
.tldr .note-label { color: var(--accent-brig); }

/* ---------- code blocks ---------- */
.article-body pre {
  font-family: var(--mono);
  font-size: 0.85rem;
  line-height: 1.7;
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem;
  margin: 1.8rem 0;
  overflow: auto;
  color: #d7dbe2;
  position: relative;
  tab-size: 4;
  max-height: 34rem;
}
.article-body pre code { font-family: var(--mono); }

/* scroll hint — subtle inner fade when content overflows */
.article-body pre {
  --outline-fade: rgba(13,13,16,0.98);
  -webkit-mask-image:
    linear-gradient(180deg, transparent 0, #000 18px, #000 calc(100% - 18px), transparent 100%);
  mask-image:
    linear-gradient(180deg, transparent 0, #000 18px, #000 calc(100% - 18px), transparent 100%);
}
.article-body pre::-webkit-scrollbar { height: 10px; width: 10px; }
.article-body pre::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 6px;
  border: 2px solid var(--bg-code);
}
.article-body pre::-webkit-scrollbar-thumb:hover { background: var(--text-soft); }

/* terminal-style block (the whole line is the typed command) */
pre.terminal::before {
  content: "$";
  color: var(--accent);
  font-weight: 700;
  margin-right: 0.55rem;
  user-select: none;
}

/* code copy button */
.code-copy {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  z-index: 2;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
  background: var(--bg-panel);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  padding: 0.24rem 0.62rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.18s, color 0.15s, border-color 0.15s, transform 0.18s;
}
pre:hover .code-copy,
pre .code-copy:focus-visible { opacity: 1; transform: translateY(0); }
.code-copy:hover { color: var(--accent); border-color: var(--accent-line); }

/* ---------- figures (images inside writeups) ---------- */
figure { margin: 1.8rem 0; padding: 0; }
figure img {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-panel);
}

/* ---------- data / table styling ---------- */
.article-body .table-wrap { overflow-x: auto; margin: 1.8rem 0; }
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--sans);
  font-size: 0.95rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.article-body th, .article-body td {
  text-align: left;
  padding: 0.72rem 0.95rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.article-body thead th {
  font-family: var(--mono);
  font-size: 0.71rem;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--text-muted);
  background: var(--bg-panel);
  font-weight: 600;
}
.article-body tbody tr:nth-child(even) td { background: var(--bg-tint); }
.article-body tbody tr:last-child td { border-bottom: 0; }
.article-body tbody tr { transition: background 0.12s; }
.article-body tbody tr:hover td { background: var(--bg-soft); }

/* threshold wrapper: mono, scrollable, soft bg */
.threshold {
  margin: 0 0 1.5rem;
  padding: 1.15rem 1.3rem;
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow-x: auto;
  font-family: var(--mono);
  line-height: 1.7;
}
.threshold p { margin: 0.42rem 0; font-size: 0.85rem; }
.threshold p:first-child { margin-top: 0; }
.threshold p:last-child { margin-bottom: 0; }
.threshold p:first-child { color: var(--text-soft); }

/* ---------- related posts grid ---------- */
.related {
  margin-top: 3.75rem;
  padding-top: 2.1rem;
  border-top: 1px solid var(--line);
  max-width: var(--content-w);
}
.related h2 {
  font-family: var(--mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-soft);
  margin: 0 0 1.3rem;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.related-card {
  display: block;
  padding: 1.2rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, var(--bg-tint), var(--bg-soft));
  box-shadow: 0 1px 0 rgba(255,255,255,0.02) inset;
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.related-card:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.03) inset,
    0 16px 34px -20px rgba(0,0,0,0.75);
  text-decoration: none;
}
.related-card .rc-type {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  display: block;
  margin-bottom: 0.55rem;
}
.related-card h3 {
  font-family: var(--sans);
  font-size: 1.02rem;
  font-weight: 660;
  margin: 0 0 0.45rem;
  color: var(--text);
  line-height: 1.35;
  letter-spacing: -0.008em;
  text-wrap: pretty;
}
.related-card:hover h3 { color: var(--accent-brig); }
.related-card p { margin: 0; font-size: 0.85rem; line-height: 1.6; color: var(--text-muted); }
.related-card .continue {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.75rem;
  font-family: var(--sans);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--accent);
}
.related-card .continue .arr { transition: transform 0.2s var(--ease); }
.related-card:hover .continue .arr { transform: translateX(5px); }
.related .more-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text-muted);
}
.related .more-link:hover { color: var(--accent); }

/* back to top */
.back-top {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1.7rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-soft);
}
.back-top:hover { color: var(--accent); }

/* ---------- footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg-tint);
  padding: 2.1rem 0 2.6rem;
  margin-top: 2rem;
}
.site-footer .inner {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
}
.site-footer .left { font-family: var(--mono); font-size: 0.82rem; color: var(--text-soft); letter-spacing: 0.02em; }
.site-footer .left .mark { color: var(--accent); }
.site-footer .links { display: flex; gap: 1.5rem; font-size: 0.85rem; }
.site-footer .links a { color: var(--text-muted); }
.site-footer .links a:hover { color: var(--text); }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  body { font-size: 16px; }
  .site-nav .inner, .wrap, .site-footer .inner { padding-left: 1.15rem; padding-right: 1.15rem; }
  .hero h1 { font-size: 2.05rem; }
  .main { padding: 2.5rem 0 3rem; }
  .related-grid { grid-template-columns: 1fr; }
  .nav-links { gap: 1.1rem; }
  .article-body { font-size: 1.05rem; }
  .article-body pre { padding: 1.15rem 1rem; }
  .post-hero { flex-direction: column; }
  .post-hero .hero-media { flex: none; aspect-ratio: 1 / 1; max-width: 21rem; width: 100%; margin: 0 auto; }
  .post-hero .hero-body { padding: 1.7rem 1.4rem 1.6rem; }
  .post-card { flex-direction: column; }
  .post-card .card-banner { flex: none; aspect-ratio: 1 / 1; border-right: 0; border-bottom: 1px solid var(--line-soft); }
  .post-card .card-body { padding: 1.4rem 1.3rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- print ---------- */
@media print {
  body { background: #fff; color: #111; font-size: 11pt; }
  .site-nav, .site-footer, .code-copy, .related, .back-top { display: none !important; }
  a { color: #111; text-decoration: underline; }
  pre, .threshold, table { background: #f5f5f5; border-color: #ccc; color: #111; }
}