/* JetBrains Mono, self-hosted (SIL OFL 1.1, see assets/fonts/OFL.txt) */
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-cyrillic-ext-italic.woff2") format("woff2");
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-cyrillic-italic.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-greek-italic.woff2") format("woff2");
  unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-vietnamese-italic.woff2") format("woff2");
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin-ext-italic.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin-italic.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-cyrillic-ext-normal.woff2") format("woff2");
  unicode-range: U+0460-052F, U+1C80-1C8A, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-cyrillic-normal.woff2") format("woff2");
  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-greek-normal.woff2") format("woff2");
  unicode-range: U+0370-0377, U+037A-037F, U+0384-038A, U+038C, U+038E-03A1, U+03A3-03FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-vietnamese-normal.woff2") format("woff2");
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin-ext-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../fonts/jetbrains-mono-latin-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg:        #0a0a0a;
  --panel:     #0e0f13;
  --panel-2:   #131419;
  --bg-code:   #08090c;

  --line:      #1a1a1a;
  --line-2:    #2c2c2c;

  --ink:       #ededed;
  --ink-1:     #d8d8d8;
  --ink-2:     #888888;
  --ink-3:     #555555;
  --ink-4:     #2a2a2a;

  --red:       #ff2b2b;
  --red-dim:   #8f1616;

  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular,
               Menlo, Consolas, "Liberation Mono", monospace;

  --fs-micro:  0.7rem;
  --fs-small:  0.78rem;
  --fs-body:   0.95rem;
  --fs-lead:   1.05rem;
  --fs-h4:     1rem;
  --fs-h3:     1.15rem;
  --fs-h2:     clamp(1.5rem, 3vw, 2.1rem);
  --fs-h1:     clamp(1.75rem, 4.2vw, 2.9rem);

  --track-wide:  0.16em;
  --track-label: 0.18em;
  --track-tight: -0.02em;

  --header-bg:     rgba(10, 10, 10, 0.85);
  --terminal-bg:   #08090c;
  --measure:       68ch;
}

:root[data-theme="light"] {
  --bg:        #f7f7f5;
  --panel:     #ffffff;
  --panel-2:   #eeeeeb;
  --bg-code:   #f1f1ee;
  --terminal-bg: #f1f1ee;

  --line:      #e2e2de;
  --line-2:    #c9c9c3;

  --ink:       #111111;
  --ink-1:     #2b2b2b;
  --ink-2:     #6b6b6b;
  --ink-3:     #94948f;
  --ink-4:     #d3d3ce;

  --red:       #d81010;
  --red-dim:   #a51414;

  --header-bg:  rgba(247, 247, 245, 0.85);
}

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

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink-1);
  font-family: var(--font-mono);
  font-size: var(--fs-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main { flex: 1 0 auto; position: relative; z-index: 1; }

img { max-width: 100%; display: block; }
a   { color: var(--ink); text-decoration: none; }
p   { margin: 0 0 1rem; }

::selection { background: var(--red); color: #000; }

::-webkit-scrollbar       { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line-2); }
::-webkit-scrollbar-thumb:hover { background: var(--ink-4); }

h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; color: var(--ink); }

h1, h2 {
  letter-spacing: var(--track-tight);
  text-wrap: balance;
}

.sec-label {
  color: var(--red);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}

.sec-title {
  font-size: var(--fs-h2);
  margin: 0 0 0.75rem;
}

.sec-desc {
  color: var(--ink-2);
  max-width: var(--measure);
  margin: 0 0 2.5rem;
  font-size: var(--fs-body);
}

.cursor {
  display: inline-block;
  color: var(--red);
  animation: blink 1.2s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.rec-dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--red);
  margin-right: 0.55em;
  vertical-align: middle;
  animation: blink 1.4s steps(1) infinite;
}

.container {
  width: min(1080px, calc(100% - 3rem));
  margin-inline: auto;
}

.section { padding: 4.5rem 0; }

.section-break { padding: 2.75rem 0; }

.rule {
  border: none;
  border-top: 1px solid var(--line);
  position: relative;
}
.rule::after {
  content: "";
  position: absolute;
  top: -1px; left: 50%;
  transform: translateX(-50%);
  width: 48px; height: 1px;
  background: var(--ink-4);
}

.reading-progress-bar {
  position: fixed;
  top: 0; left: 0;
  width: 0%;
  height: 2px;
  background: var(--red);
  z-index: 9999;
  transition: width 0.1s linear;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  height: 62px;
}

.brand {
  grid-column: 2;
  justify-self: center;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 1rem;
  white-space: nowrap;
}
.brand span { color: var(--red); }

.nav-toggle {
  grid-column: 1;
  justify-self: start;
  display: none;
  background: none;
  border: 1px solid var(--line-2);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 1.1rem;
  line-height: 1;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}
.nav-toggle:hover { background: var(--ink); color: var(--bg); }

.nav-links {
  grid-column: 3;
  justify-self: end;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: inline-block;
  padding: 0.45rem 0.85rem;
  background: none;
  border: 1px solid var(--line-2);
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  white-space: nowrap;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}
.nav-links a:hover{
    background: transparent;
  border-color: var(--red);
  color: var(--red);
}
.nav-links a.is-active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}
.nav-links a.is-active:hover {
    background: transparent;
  border-color: var(--red);
  color: var(--red);
}
.nav-links a:active { transform: translateY(1px); }

.nav-links a.btn {
  border-color: var(--ink);
  color: var(--ink);
}
.nav-links a.btn:hover {
  background: none;
  border-color: var(--red);
  color: var(--red);
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background: none;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}
.btn--solid {
  background: var(--ink);
  color: var(--bg);
}
.btn:hover {
  background: none;
  border-color: var(--red);
  color: var(--red);
}
.btn:active { transform: translateY(1px); }

.hero-wrap { position: relative; }

.hero {
  padding: 4.5rem 0 4rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}

.hero-kicker {
  color: var(--red);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.hero h1 {
  font-size: var(--fs-h1);
  margin: 0 0 1rem;
}

.hero-sub {
  color: var(--ink-2);
  max-width: 52ch;
  font-size: var(--fs-body);
  margin: 0;
}
.hero-sub + .hero-sub { margin-top: 0.75rem; }

#typed { color: var(--red); }

.hero-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.hero-session {
  margin-top: 2rem;
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  color: var(--ink-3);
}

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

.card {
  background: none;
  border: 1px solid var(--line);
  padding: 1.5rem;
  transition: border-color 0.18s, background 0.18s;
}
.card:hover { border-color: var(--ink-3); background: var(--panel-2); }

.card h3 { margin: 0.5rem 0 0.75rem; font-size: var(--fs-h3); }
.card p  { color: var(--ink-2); font-size: var(--fs-body); margin: 0; }

.tag {
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  color: var(--ink-2);
  border: 1px solid var(--line);
  padding: 0.2rem 0.55rem;
}
.tag--red { color: var(--red); border-color: var(--red-dim); }
.tag--date { color: var(--red); }

.posts-grid {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.post-card {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 2rem;
  background: none;
  border: 1px solid var(--line);
  padding: 1.5rem;
  transition: border-color 0.18s, background 0.18s;
}
.post-card:hover { border-color: var(--ink-3); background: var(--panel-2); }

.post-card > *:not(.post-card-thumb) {
  flex: 1 1 320px;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.post-card-thumb {
  flex: 0 0 200px;
  width: 200px;
  height: 200px;
  object-fit: cover;
  border: 1px solid var(--line-2);
}
@media (max-width: 640px) {
  .post-card-thumb { flex: 0 0 100%; width: 100%; height: auto; }
}

.post-card .post-meta { margin-bottom: 0.9rem; }

.post-card h3 {
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  letter-spacing: var(--track-tight);
  margin: 0 0 0.6rem;
}
.post-card h3 a, .post-card h3 { color: var(--ink); }

.post-card p {
  color: var(--ink-2);
  font-size: 0.9rem;
  max-width: 100%;
  margin: 0 0 1rem;
}

.read-more {
  margin-top: auto;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  transition: color 0.18s;
}
.post-card:hover .read-more { color: var(--red); }

.featured-footer {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.table-wrap { overflow-x: auto; border: 1px solid var(--line); }

table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }

th, td {
  text-align: left;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

th {
  background: var(--panel);
  color: var(--ink-2);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr { transition: background 0.18s; }
tbody tr:hover td { background: var(--panel-2); }

td .sub { color: var(--ink-3); font-size: 0.82rem; display: block; }

.post-list { border-top: 1px solid var(--line); }

.post-row {
  display: block;
  padding: 1.75rem 0.25rem;
  border-bottom: 1px solid var(--line);
  transition: background 0.18s;
}
.post-row:hover { background: var(--panel-2); }

.post-row time {
  display: block;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
  padding-left: 0.5rem;
}

.post-row h3 {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  letter-spacing: var(--track-tight);
  margin: 0 0 0.5rem;
  padding-left: 0.5rem;
}
.post-row h3 a { color: var(--ink); transition: color 0.18s; }
.post-row:hover h3 a { color: var(--red); }

.post-row p {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.9rem;
  max-width: 100%;
  padding-left: 0.5rem;
}

.post-row .tag { display: inline-block; margin-top: 0.9rem; margin-left: 0.5rem; padding-left: 0.5rem;}

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

.article-header {
  text-align: center;
  margin: 0 0 3.5rem;
}

.article-header h1 {
  font-size: var(--fs-h1);
  letter-spacing: var(--track-tight);
  margin: 0.75rem 0 1rem;
}

.article p {
  color: var(--ink-1);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0 0 1.5rem;
}
.article p strong, .article p b { color: var(--ink); font-weight: 700; }
.article p em { color: var(--ink); font-style: italic; }

.article p a,
.article li a,
.article td a,
.article blockquote a {
  color: var(--red);
  text-decoration: underline;
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
  transition: color 0.18s;
}
.article p a:hover,
.article li a:hover,
.article td a:hover,
.article blockquote a:hover { color: var(--red-dim); }

.article-header .lede {
  color: var(--ink-2);
  font-size: var(--fs-lead);
  line-height: 1.6;
  max-width: 56ch;
  margin: 0 auto 1.25rem;
}

.article-header .post-meta,
.post-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}

.post-meta .tag--red { padding-left: 0.5rem; }

.article p {
  color: var(--ink-1);
  font-size: 1rem;
  line-height: 1.85;
  margin: 0 0 1.5rem;
}
.article p strong, .article p b { color: var(--ink); font-weight: 700; }
.article p em { color: var(--ink); font-style: italic; }

.article h2 {
  font-size: var(--fs-h2);
  margin: 3.5rem 0 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.article h3 {
  font-size: var(--fs-h3);
  margin: 2.5rem 0 0.9rem;
}
.article h4 {
  font-size: var(--fs-h4);
  color: var(--ink-2);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin: 2rem 0 0.75rem;
}

.article ul, .article ol {
  color: var(--ink-1);
  font-size: 1rem;
  line-height: 1.8;
  margin: 0 0 1.5rem;
  padding-left: 1.4rem;
}
.article li { margin-bottom: 0.5rem; }
.article li::marker { color: var(--ink-3); }

.article blockquote {
  margin: 2rem 0;
  padding: 0.25rem 0 0.25rem 1.25rem;
  border-left: 2px solid var(--red);
  color: var(--ink-2);
  font-size: var(--fs-lead);
  line-height: 1.6;
}
.article blockquote p { font-size: inherit; line-height: inherit; }

.callout {
  background: var(--panel);
  border: 1px solid var(--line);
  border-left: 2px solid var(--red);
  padding: 1.1rem 1.4rem;
  margin: 0 0 3rem;
  font-size: 0.92rem;
  color: var(--ink-2);
}
.callout b {
  color: var(--ink);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  font-size: var(--fs-micro);
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 4rem;
  border-top: 1px solid var(--line);
  padding-top: 1.5rem;
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
}
.post-nav a { color: var(--ink-3); transition: color 0.18s; }
.post-nav a:hover { color: var(--red); }

pre.code {
  position: relative;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-code) 100%);
  border: 1px solid var(--line-2);
  border-left: 2px solid var(--red);
  padding: 1.25rem 1.5rem;
  margin: 2rem 0;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.7;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}
pre.code code {
  display: block;
  background: none;
  border: none;
  padding: 0;
  font-size: inherit;
  color: var(--ink-1);
}

pre.code .tok-com  { color: var(--ink-2); font-style: italic; }
pre.code .tok-str  { color: var(--ink); font-weight: 400; }
pre.code .tok-kw   { color: var(--red); }
pre.code .tok-tag  { color: var(--red); }
pre.code .tok-type { color: var(--ink); font-weight: 700; }
pre.code .tok-fn   { color: var(--ink); font-weight: 500; }
pre.code .tok-num  { color: var(--ink-1); }
pre.code .tok-attr { color: var(--ink-1); }
pre.code .tok-var  { color: var(--ink-1); }
pre.code .tok-op   { color: var(--ink-2); }
pre.code .tok-punc { color: var(--ink-2); }
pre.code .tok-meta { color: var(--ink-2); }
pre.code .tok-add  { color: var(--ink); font-weight: 700; }
pre.code .tok-del  { color: var(--red); }

.code-lang {
  position: absolute;
  top: 9px; left: 14px;
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  color: var(--ink-2);
  user-select: none;
  pointer-events: none;
}
pre.code[data-lang] { padding-top: 2.4rem; }
pre.code[data-lang] .copy-btn { top: 6px; right: 8px; }

code {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 0.1em 0.4em;
  font-size: 0.88em;
  color: var(--red);
}

.copy-btn {
  position: absolute;
  top: 10px; right: 10px;
  z-index: 2;
  background: var(--panel);
  border: 1px solid var(--line-2);
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  padding: 0.25rem 0.55rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s, border-color 0.15s;
}
pre.code:hover .copy-btn { opacity: 1; }
.copy-btn:hover { color: var(--ink); border-color: var(--ink-4); }
.copy-btn.copied { color: var(--red); border-color: var(--red-dim); opacity: 1; }

.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line);
  padding: 3rem 0 2.5rem;
  margin-top: 5rem;
  text-align: center;
}

.copyright {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  color: var(--ink-3);
  font-size: var(--fs-small);
}
.copyright a { color: var(--ink-3); transition: color 0.18s; }
.copyright a:hover { color: var(--ink); }

.footer-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  margin-bottom: 1.25rem;
  font-size: var(--fs-small);
}
.footer-links a { color: var(--ink-3); transition: color 0.18s; }
.footer-links a:hover { color: var(--ink); }

.reveal {
  opacity: 0;
  transition: opacity 0.45s ease;
}
.reveal.is-visible { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transition: none; }
  html  { scroll-behavior: auto; }
}

@media (max-width: 1100px) {
  .toc-rail { display: none; }
}

@media (max-width: 900px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }

  .hero { grid-template-columns: 1fr; gap: 2.5rem; }

  .nav { grid-template-columns: 1fr; height: auto; padding: 0.9rem 0; }
  .brand { grid-column: 1; justify-self: start; }
  .nav-toggle { grid-column: 1; grid-row: 1; justify-self: end; display: block; }
  .nav-links {
    grid-column: 1;
    grid-row: 2;
    justify-self: stretch;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 0.9rem;
    display: none;
  }
  .nav-links.open { display: flex; }

  .article-header { text-align: left; }
  .article-header .post-meta { justify-content: flex-start; }
  .article-header .lede { margin-inline: 0; }
}

@media (max-width: 640px) {
  .section { padding: 3.25rem 0; }
  .grid-3 { grid-template-columns: 1fr; }
  .post-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .article { max-width: 100%; }
  .article p { font-size: 0.95rem; line-height: 1.8; }
  pre.code { padding: 1rem; }
  pre.code code { white-space: pre-wrap; word-break: break-word; }
  .post-nav { flex-direction: column; gap: 0.75rem; }
}

.scanlines {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: repeating-linear-gradient(
    to bottom,
    transparent 0px,
    transparent 3px,
    rgba(0, 0, 0, 0.012) 4px
  );
}
:root[data-theme="light"] .scanlines { display: none; }

.glitch { position: relative; }

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  overflow: hidden;
  clip-path: inset(50% 0 50% 0);
  pointer-events: none;
}

.glitch::before { color: var(--red); }
.glitch::after  { color: var(--ink); opacity: 0.5; }

@keyframes glitch-a {
  0%, 84%   { clip-path: inset(50% 0 50% 0); transform: none; }
  86%       { clip-path: inset(14% 0 60% 0); transform: translateX(-3px); }
  88%       { clip-path: inset(56% 0 10% 0); transform: translateX(2px); }
  90%, 100% { clip-path: inset(50% 0 50% 0); transform: none; }
}
@keyframes glitch-b {
  0%, 88%   { clip-path: inset(50% 0 50% 0); transform: none; }
  90%       { clip-path: inset(62% 0 12% 0); transform: translateX(3px); }
  93%, 100% { clip-path: inset(50% 0 50% 0); transform: none; }
}

.glitch::before { animation: glitch-a 7s infinite linear; }
.glitch::after  { animation: glitch-b 7s infinite linear; }

@media (prefers-reduced-motion: reduce) {
  .glitch::before, .glitch::after { display: none; }
}

#bootScreen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease;
}
#bootScreen.boot-done { opacity: 0; pointer-events: none; }

#bootLog {
  width: min(680px, calc(100% - 3rem));
  color: var(--ink-1);
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  line-height: 1.9;
  white-space: pre-wrap;
}
#bootLog .b-ok   { color: var(--ink-1); }
#bootLog .b-dim  { color: var(--ink-3); }
#bootLog .b-big  { color: var(--red); font-weight: 700; }
#bootLog .b-hint { color: var(--ink-4); }

.ascii {
  font-family: var(--font-mono);
  color: var(--red);
  white-space: pre;
  overflow-x: auto;
  margin: 0;
  user-select: none;
}
.ascii--red { color: var(--red); }

.divider {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin: 0 auto;
  user-select: none;
}
.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.divider em {
  font-style: normal;
  color: var(--red);
  transition: color 0.2s;
}
.divider:hover em { color: var(--red); }

figure { margin: 2.5rem 0; }

.fig-ascii {
  container-type: inline-size;
  text-align: center;
}
.fig-ascii .ascii {
  display: inline-block;
  font-size: min(15px, max(6px, calc(100cqw / (var(--cols, 40) * 0.6 + 2))));
  line-height: 1.35;
  overflow: hidden;
}

figcaption {
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: 0.06em;
  margin-top: 0.75rem;
}
figcaption em {
  font-style: normal;
  color: var(--ink-2);
}

.archive-banner {
  margin: 0 0 3.5rem;
  text-align: center;
  container-type: inline-size;
}
.archive-banner .ascii {
  display: inline-block;
  font-size: min(13px, max(4px, calc(100cqw / 60)));
  line-height: 1.15;
  font-weight: 700;
  overflow: hidden;
}

.footer-sig {
  color: var(--red);
  font-size: 0.68rem;
  line-height: 1.3;
  text-align: center;
  margin: 0 0 1.25rem;
  user-select: none;
  transition: color 0.25s;
}

.hero-figure {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 1.5rem 1.25rem 1rem;
  margin: 0;
  container-type: inline-size;
}

.hero .hero-lorenz-wrap {
  position: relative;
  display: block;
}

.hero-lorenz {
  font-family: var(--font-mono);
  line-height: 0.85;
  font-size: min(11px, max(3px, calc(100cqw / 66)));
  font-weight: 700;
  color: var(--ink-2);
  white-space: pre;
  max-width: none;
  overflow: hidden;
  cursor: pointer;
}

.lorenz-hot {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  color: var(--red);
  overflow: hidden;
  pointer-events: none;
}

@keyframes figure-shake {
  0%, 100% { transform: none; }
  25%      { transform: translate(-2px, 1px); }
  60%      { transform: translate(2px, -1px); }
}
.hero-lorenz-wrap.shake { animation: figure-shake 0.3s ease; }

.taunt {
  position: absolute;
  z-index: 5;
  background: var(--panel);
  border: 1px solid var(--red-dim);
  color: var(--ink-1);
  font-size: var(--fs-small);
  padding: 0.5rem 0.85rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s, transform 0.25s;
}
.taunt.show { opacity: 1; transform: none; }

.theme-toggle {
  background: none;
  border: 1px solid var(--line-2);
  color: var(--ink-2);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  line-height: 1;
  letter-spacing: 0.08em;
  padding: 0.5rem 0.7rem;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}
.theme-toggle:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}
.theme-toggle { margin-left: 0.25rem; }

:root[data-theme="light"] .theme-toggle .icon-moon { display: inline; }
:root[data-theme="light"] .theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: none; }

.toast {
  position: fixed;
  top: 78px;
  left: 50%;
  z-index: 9500;
  transform: translate(-50%, -14px);
  background: var(--panel);
  border: 1px solid var(--ink-3);
  color: var(--ink-1);
  font-size: var(--fs-small);
  letter-spacing: 0.04em;
  padding: 0.6rem 1.15rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

body.alert-mode {
  --bg:     #100303;
  --panel:  #1a0606;
  --panel-2:#220808;
  --line:   #360d0d;
  --line-2: #4a1212;
}

.library-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  align-items: center;
}
.filter-btn {
  background: none;
  border: 1px solid var(--line-2);
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-wide);
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  transition: background 0.18s, color 0.18s, border-color 0.18s;
}
.filter-btn:hover { color: var(--red); border-color: var(--red); }
.filter-btn.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}
.filter-btn.active:hover { color: var(--red); border-color: var(--red); background:transparent; }

.disclosure-timeline {
  position: relative;
  padding-left: 2rem;
}
.disclosure-timeline::before {
  content: "";
  position: absolute;
  left: 3px; top: 0; bottom: 0;
  width: 1px;
  background: var(--line);
}

.disclosure-entry { position: relative; padding-bottom: 2.25rem; }
.disclosure-entry:last-child { padding-bottom: 0; }
.disclosure-entry::before {
  content: "";
  position: absolute;
  left: -2rem; top: 0.4rem;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--line);
  border: 1px solid var(--line-2);
}
.disclosure-entry.highlighted::before {
  background: var(--red);
  border-color: var(--red);
}

.disclosure-date {
  color: var(--ink-3);
  font-size: var(--fs-micro);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}
.disclosure-entry h3 { font-size: var(--fs-h3); margin: 0 0 0.3rem; }
.disclosure-entry .disclosure-client {
  color: var(--ink-3);
  font-size: 0.82rem;
  font-weight: 400;
}
.disclosure-entry .disclosure-desc {
  color: var(--ink-2);
  font-size: 0.88rem;
  margin-top: 0.35rem;
}
.disclosure-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.6rem;
}

.tool-highlight {
  background: none;
  border: 1px solid var(--line-2);
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 1rem;
  transition: border-color 0.18s;
}
.tool-highlight:hover { border-color: var(--ink-3); }

.tool-highlight h3 {
  font-size: 1.3rem;
  margin: 0 0 0.5rem;
}
.tool-highlight .tl-desc {
  color: var(--ink-2);
  font-size: 0.92rem;
  margin: 0 0 1rem;
}
.tool-highlight-meta {
  display: flex;
  gap: 1.5rem;
  font-size: var(--fs-small);
  color: var(--ink-3);
}
.tool-highlight .btn { white-space: nowrap; }

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

.enhanced-project {
  background: none;
  border: 1px solid var(--line);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.18s, background 0.18s;
}
.enhanced-project:hover { border-color: var(--ink-3); background: var(--panel-2); }

.enhanced-project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}
.enhanced-project-header h3 { font-size: var(--fs-h3); margin: 0; }
.enhanced-project-header .project-lang {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-micro);
  color: var(--ink-3);
  letter-spacing: 0.08em;
}
.project-lang-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  display: inline-block;
  background: var(--red);
}

.enhanced-project p {
  color: var(--ink-2);
  font-size: 0.88rem;
  margin: 0 0 1rem;
  flex-grow: 1;
}

.enhanced-project-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: var(--fs-micro);
  color: var(--ink-3);
}
.enhanced-project-meta a {
  margin-left: auto;
  color: var(--red);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  transition: color 0.18s;
}
.enhanced-project-meta a:hover { color: var(--red); }

.toc-rail {
  position: fixed;
  top: 0; right: 0;
  height: 100vh;
  width: 340px;
  z-index: 60;
  pointer-events: none;
}

.toc-minimap {
  position: absolute;
  top: 50%; right: 18px;
  transform: translateY(-50%);
  width: 26px; height: 58vh;
  display: flex;
  align-items: center;
  pointer-events: auto;
  transition: opacity 0.3s;
}

.toc-minimap-track {
  position: relative;
  width: 1px;
  height: 100%;
  background: var(--line-2);
}

.toc-minimap-tick {
  position: absolute;
  right: -4px;
  width: 9px; height: 1px;
  background: var(--ink-3);
  transition: width 0.25s, background 0.25s;
}
.toc-minimap-tick.active {
  background: var(--ink);
  width: 14px; height: 2px;
}

.toc-minimap-thumb {
  position: absolute;
  right: -2px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--red);
  transition: top 0.1s linear;
}

.toc-minimap-label {
  position: absolute;
  top: -30px; right: 0;
  font-size: var(--fs-micro);
  color: var(--ink-3);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.toc-panel {
  position: absolute;
  top: 50%; right: 54px;
  transform: translateY(-50%) translateX(16px);
  width: 270px;
  max-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
  background: var(--bg);
  border: 1px solid var(--line-2);
  padding: 1.5rem 1.75rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}
.toc-rail:hover .toc-panel,
.toc-rail.peek .toc-panel,
.toc-rail.forced-open .toc-panel {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
  pointer-events: auto;
}
.toc-rail:hover .toc-minimap,
.toc-rail.peek .toc-minimap,
.toc-rail.forced-open .toc-minimap { opacity: 0.6; }

.toc-panel-label {
  font-size: var(--fs-micro);
  color: var(--ink-3);
  letter-spacing: var(--track-label);
  text-transform: uppercase;
  margin-bottom: 1.1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--line);
  flex: none;
}

.toc-list {
  list-style: none;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
}
.toc-list::-webkit-scrollbar { width: 4px; }
.toc-list::-webkit-scrollbar-track { background: transparent; }
.toc-list::-webkit-scrollbar-thumb { background: var(--line-2); }

.toc-list li { margin-bottom: 0.25rem; }
.toc-list a {
  display: block;
  padding: 0.35rem 0 0.35rem 0.75rem;
  border-left: 1px solid var(--line-2);
  font-size: 0.88rem;
  color: var(--ink-3);
  line-height: 1.4;
  transition: color 0.2s, border-color 0.2s;
}
.toc-list a:hover { color: var(--ink); border-left-color: var(--ink-3); }
.toc-list a.active { color: var(--ink); border-left-color: var(--ink); font-weight: 700; }

.toc-list .lvl-3 { padding-left: 1.4rem; }
.toc-list .lvl-3 a { font-size: 0.8rem; color: var(--ink-3); }
.toc-list .lvl-3 a.active { color: var(--ink); }

.hero-mark {
  display: inline-block;
  font-size: min(17px, max(2.5px, calc(100cqw / 43)));
  line-height: 1;
  overflow: hidden;
}

.cover {
  margin: 0 auto 3.5rem;
  width: 88%;
  max-width: 860px;
  border: 1px solid var(--line);
  background: var(--bg-code);
  overflow: hidden;
  line-height: 0;
}
.cover img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 520px;
  object-fit: cover;
}

.about-body {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ink-1);
}
.about-body p { margin: 0 0 1.5rem; }
.about-body p:last-child { margin-bottom: 0; }

.about-quote { margin: 0 0 1.5rem; }
.about-quote blockquote {
  margin: 0;
  color: var(--ink-2);
  font-style: italic;
}
.about-tagline { color: var(--red); font-weight: 700; }

.about-intro { padding-bottom: 0; }
.about-intro .hero { padding-bottom: 1rem; }
main:has(.about-intro) ~ .site-footer { margin-top: 2.5rem; }