/* ==========================================================================
   ARCH — Tistory Skin Stylesheet  ·  TERMINAL mode
   CRT-native tech blog. Phosphor green on ink black, amber signal,
   VT323 display + JetBrains Mono + Pretendard. Scanlines, prompt chrome,
   zero radius, ASCII borders, blink cursor. Dark is default.
   Shared by skin.html (token template) and index.html (rendered demo).
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  --accent:        #33ff66;
  --accent-dim:    color-mix(in oklab, var(--accent) 55%, transparent);
  --accent-soft:   color-mix(in oklab, var(--accent) 14%, transparent);
  --amber:         #ffb000;
  --amber-dim:     color-mix(in oklab, var(--amber) 45%, transparent);
  --red:           #ff5555;

  --bg:            #0a0e0a;
  --bg-2:          #0d130d;
  --surface:       #0f1510;
  --surface-2:     #131a14;
  --fg:            #c8f7d4;
  --fg-strong:     #e6ffe9;
  --phosphor:      var(--accent);
  --muted:         #5a8a64;
  --muted-2:       #3c5a44;
  --border:        #1f3326;
  --border-strong: #2c4d36;

  --font-mono:    'JetBrains Mono', 'IBM Plex Mono', 'D2 Coding', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-display: 'VT323', 'JetBrains Mono', monospace;
  --font-body:    'Pretendard', 'JetBrains Mono', 'Apple SD Gothic Neo', 'Noto Sans KR', system-ui, sans-serif;

  --content-width: 720px;
  --sidebar-width: 304px;
  --radius: 0px;
  --header-h: 56px;

  --glow-sm: 0 0 6px color-mix(in oklab, var(--phosphor) 35%, transparent);
  --glow-md: 0 0 12px color-mix(in oklab, var(--phosphor) 30%, transparent);
  --scanline-opacity: 0.35;
  --ease: steps(8);
}

[data-theme="light"] {
  --bg:          #f4f1e8;
  --bg-2:        #efeadd;
  --surface:     #fbf9f1;
  --surface-2:   #f1ecdd;
  --fg:          #1a2a17;
  --fg-strong:   #0c1409;
  --accent:      #1f7a37;
  --accent-dim:  color-mix(in oklab, var(--accent) 50%, transparent);
  --accent-soft: color-mix(in oklab, var(--accent) 12%, transparent);
  --amber:       #b35900;
  --red:         #b91c1c;
  --muted:       #5a6b52;
  --muted-2:     #8a9580;
  --border:      #d9d2bd;
  --border-strong:#b8ad92;
  --scanline-opacity: 0.06;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  font-size: 15px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color .2s steps(4), color .2s steps(4);
  word-break: keep-all;
  overflow-wrap: break-word;
  position: relative;
  min-height: 100vh;
}
a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .12s steps(2), border-color .12s steps(2), text-shadow .12s steps(2);
}
a:hover { color: var(--fg-strong); text-shadow: var(--glow-sm); border-bottom-color: var(--accent); }
img { max-width: 100%; height: auto; display: block; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
input, textarea { font: inherit; color: inherit; }
::selection { background: var(--accent); color: var(--bg); }
hr { border: 0; border-top: 1px dashed var(--border-strong); }

/* CRT scanlines + vignette overlay */
body::before {
  content: ""; position: fixed; inset: 0; z-index: 9998; pointer-events: none;
  background: repeating-linear-gradient(to bottom, transparent 0, transparent 2px, rgba(0,0,0,0.18) 3px, rgba(0,0,0,0.18) 3px);
  opacity: var(--scanline-opacity);
  mix-blend-mode: multiply;
}
body::after {
  content: ""; position: fixed; inset: 0; z-index: 9997; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.35) 100%);
}
[data-theme="light"] body::after { background: radial-gradient(ellipse at center, transparent 60%, rgba(60,40,0,0.12) 100%); }

time, .num, .counter-grid strong, .logo-text, .widget-title, .post-meta, .card-meta, .read-time { font-variant-numeric: tabular-nums; }

@keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0; } }
.cursor { display: inline-block; width: .55em; height: 1em; background: var(--accent); vertical-align: -.12em; margin-left: .12em; animation: blink 1.05s steps(1) infinite; box-shadow: var(--glow-sm); }

/* ==========================================================================
   Reading progress bar
   ========================================================================== */
.read-progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 0%; z-index: 1200;
  background: var(--accent); box-shadow: 0 0 10px var(--accent), 0 0 4px var(--accent);
  transition: width .08s linear;
}

/* ==========================================================================
   Header — terminal title bar
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--surface);
  border-bottom: 1px solid var(--border-strong);
  box-shadow: 0 1px 0 var(--accent-dim) inset;
}
.header-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 20px;
  height: var(--header-h);
  display: flex; align-items: center; gap: 16px;
  font-family: var(--font-mono);
}
.header-inner::before {
  content: "● ● ●"; color: var(--border-strong); letter-spacing: 4px; font-size: 9px;
  flex: 0 0 auto; padding-right: 4px; border-right: 1px solid var(--border); margin-right: 4px;
}
.logo { display: flex; align-items: center; flex: 0 0 auto; }
.logo a { display: inline-flex; align-items: baseline; gap: 6px; color: var(--fg-strong); border: 0; }
.logo a:hover { text-shadow: var(--glow-sm); }
.logo-mark { color: var(--accent); font-weight: 700; font-size: 15px; text-shadow: var(--glow-sm); }
.logo-text {
  font-family: var(--font-mono); font-weight: 700; font-size: 16px; letter-spacing: .04em;
  color: var(--fg-strong); text-shadow: var(--glow-sm);
}
.blog-menu { display: flex; align-items: center; gap: 2px; flex: 1 1 auto; margin-left: 4px; }
.blog-menu > ul { display: flex; gap: 2px; flex-wrap: wrap; }
.blog-menu li a {
  display: inline-block; padding: 5px 9px; font-family: var(--font-mono); font-size: 13px;
  color: var(--muted); border: 0;
}
.blog-menu li a::before { content: "~/"; opacity: .55; }
.blog-menu li a:hover { color: var(--accent); background: var(--accent-soft); text-shadow: var(--glow-sm); }

.header-actions { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.icon-btn {
  width: 34px; height: 34px; display: grid; place-items: center; color: var(--muted);
  border: 1px solid transparent; transition: color .12s steps(2), border-color .12s steps(2), background .12s steps(2);
}
.icon-btn:hover { color: var(--accent); border-color: var(--border-strong); background: var(--accent-soft); }
.icon-btn svg { width: 17px; height: 17px; }
.menu-toggle { display: none; }

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

/* Search panel */
.search-panel {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--surface); border-bottom: 1px solid var(--border-strong);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  transform: translateY(-8px); opacity: 0; visibility: hidden;
  transition: transform .18s steps(6), opacity .18s steps(6), visibility .18s;
}
.search-panel.open { transform: translateY(0); opacity: 1; visibility: visible; }
.search-panel-inner {
  max-width: 1240px; margin: 0 auto; padding: 16px 20px;
  display: flex; align-items: center; gap: 10px; font-family: var(--font-mono);
}
.search-panel-inner::before { content: "$ grep -r"; color: var(--accent); font-size: 14px; text-shadow: var(--glow-sm); }
.search-panel-inner .search-icon { color: var(--muted); flex: 0 0 auto; }
.search-panel-inner input {
  flex: 1; border: 0; background: transparent; outline: none;
  font-size: 16px; font-family: var(--font-mono); padding: 6px 0; color: var(--fg-strong);
  caret-color: var(--accent);
}
.search-panel-inner input::placeholder { color: var(--muted-2); }
.search-go {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: .08em;
  padding: 6px 12px; border: 1px solid var(--accent); color: var(--accent);
  background: var(--accent-soft); text-shadow: var(--glow-sm);
}
.search-go:hover { background: var(--accent); color: var(--bg); }
.search-kbd {
  font-family: var(--font-mono); font-size: 10px; color: var(--muted);
  border: 1px solid var(--border-strong); padding: 2px 5px;
}

/* Category mega-menu — ~/카테고리 click → dropdown with depth-1 tabs + depth-2 sub-dropdowns.
   JS parses hidden [##_category_##] and builds clean .cat-nav structure. */
.cat-megamenu {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 90;
  background: var(--surface); border-bottom: 1px solid var(--border-strong);
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
  max-height: 0; overflow: hidden; transition: max-height .25s steps(8);
}
.cat-megamenu.open { max-height: calc(100vh - var(--header-h)); overflow: visible; }
.cat-megamenu-inner { max-width: 1240px; margin: 0 auto; padding: 20px 20px 24px; }

/* depth-1 tabs (horizontal row) */
.cat-nav { display: flex; flex-wrap: wrap; gap: 0; font-family: var(--font-mono); }
.cat-nav-item { position: relative; }
.cat-nav-btn {
  display: inline-block; padding: 8px 16px; font-family: var(--font-mono); font-size: 13px; font-weight: 500;
  color: var(--muted); border-bottom: 2px solid transparent; transition: all .12s steps(2); text-decoration: none;
}
.cat-nav-btn::after { content: ""; }
.cat-nav-item.has-subs .cat-nav-btn::after { content: " ▾"; color: var(--muted-2); font-size: 10px; }
.cat-nav-btn:hover { color: var(--accent); text-shadow: var(--glow-sm); }
.cat-nav-item.active .cat-nav-btn { color: var(--accent); border-bottom-color: var(--accent); text-shadow: var(--glow-sm); }
.cat-nav-item.active.has-subs .cat-nav-btn::after { color: var(--accent); }

/* depth-2 dropdown panel (absolute, below the active tab) */
.cat-nav-dropdown {
  position: absolute; top: 100%; left: 0; min-width: 180px; z-index: 91;
  background: var(--bg); border: 1px solid var(--border-strong); box-shadow: 0 8px 24px rgba(0,0,0,.4);
  padding: 6px 0; display: none;
}
.cat-nav-item.active .cat-nav-dropdown { display: block; }
.cat-nav-sub {
  display: block; padding: 6px 16px; font-family: var(--font-mono); font-size: 12.5px;
  color: var(--muted); text-decoration: none; transition: all .1s steps(2);
}
.cat-nav-sub::before { content: "└─ "; color: var(--muted-2); }
.cat-nav-sub:hover { color: var(--accent); background: var(--accent-soft); text-shadow: var(--glow-sm); }

@media (max-width: 860px) {
  .cat-nav-btn { padding: 8px 12px; font-size: 12px; }
  .cat-nav-dropdown { min-width: 150px; }
}

/* ==========================================================================
   Cover (home)
   ========================================================================== */
.cover { max-width: 1240px; margin: 0 auto; padding: 28px 20px 8px; }
.cover-section { margin-bottom: 44px; }
.cover-head {
  display: flex; align-items: baseline; justify-content: space-between;
  margin-bottom: 18px; padding-bottom: 8px; border-bottom: 1px dashed var(--border-strong);
  font-family: var(--font-mono);
}
.cover-head h2 {
  font-family: var(--font-mono); font-weight: 700; font-size: 12px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent); text-shadow: var(--glow-sm);
}
.cover-head h2::before { content: "## "; color: var(--muted-2); }
.cover-title-text { font-family: var(--font-mono); font-size: 14px; color: var(--fg); margin-left: 8px; }
.cover-more { font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.cover-more::before { content: "» "; color: var(--accent); }
.cover-more:hover { color: var(--accent); }

/* Featured (hero panel) */
.cover-featured {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 0;
  border: 1px solid var(--border-strong); background: var(--surface); position: relative;
}
.cover-featured::before {
  content: "[ FEATURED ]"; position: absolute; top: -1px; left: 16px;
  font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: .16em;
  color: var(--bg); background: var(--accent); padding: 3px 8px; z-index: 2; box-shadow: var(--glow-sm);
}
.cover-featured .featured-media { position: relative; min-height: 320px; background: var(--bg); overflow: hidden; border-right: 1px solid var(--border); }
.cover-featured .featured-media img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.3) contrast(1.05) hue-rotate(60deg) brightness(.9); opacity: .85; }
.cover-featured .featured-media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(20,40,24,.55), transparent 60%);
  mix-blend-mode: screen;
}
.cover-featured .featured-body { padding: 40px 32px 28px; display: flex; flex-direction: column; justify-content: center; }
.featured-kicker { font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--amber); margin-bottom: 12px; text-shadow: 0 0 8px var(--amber-dim); }
.featured-kicker .kicker-cat { color: var(--muted); margin-left: 8px; }
.cover-featured h3 {
  font-family: var(--font-display); font-weight: 400; font-size: clamp(26px, 2.8vw, 38px);
  line-height: 1.1; letter-spacing: .01em; color: var(--fg-strong); margin-bottom: 14px; text-shadow: var(--glow-md);
  text-wrap: balance;
}
.cover-featured h3 a { color: inherit; border: 0; }
.cover-featured h3 a:hover { color: var(--accent); }
.cover-featured .featured-excerpt { color: var(--fg); font-size: 14.5px; line-height: 1.75; margin-bottom: 20px; border-left: 2px solid var(--border-strong); padding-left: 12px; }
.cover-featured .featured-meta { display: flex; gap: 12px; align-items: center; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.cover-featured .featured-meta::before { content: "$ stat"; color: var(--accent); margin-right: 4px; }
.cover-featured .featured-meta .dot { color: var(--muted-2); }

.cover-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ==========================================================================
   Post cards — terminal panels
   ========================================================================== */
.post-card {
  background: var(--surface); border: 1px solid var(--border);
  display: flex; flex-direction: column; position: relative;
  transition: border-color .15s steps(3), box-shadow .15s steps(3), transform .15s steps(3);
}
.post-card:hover { border-color: var(--accent-dim); box-shadow: var(--glow-sm); transform: translateY(-2px); }
.card-thumb { aspect-ratio: 16/9; background: var(--bg); overflow: hidden; border-bottom: 1px solid var(--border); }
.card-thumb img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.35) contrast(1.05) hue-rotate(60deg) brightness(.88); transition: filter .25s steps(4); }
.post-card:hover .card-thumb img { filter: grayscale(.1) contrast(1.08) hue-rotate(60deg) brightness(1); }
.card-body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-cat {
  font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--amber); align-self: flex-start;
}
.card-cat::before { content: "["; color: var(--muted-2); }
.card-cat::after { content: "]"; color: var(--muted-2); }
.card-title {
  font-family: var(--font-body); font-weight: 700; font-size: 16px; line-height: 1.4; color: var(--fg-strong);
}
.card-title a { color: inherit; border: 0; }
.card-title a:hover { color: var(--accent); text-shadow: var(--glow-sm); }
.card-excerpt { font-size: 13.5px; color: var(--muted); line-height: 1.65;
  display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-meta { margin-top: auto; display: flex; gap: 10px; align-items: center; font-family: var(--font-mono); font-size: 11px; color: var(--muted); padding-top: 6px; border-top: 1px dashed var(--border); }
.card-meta .dot { color: var(--muted-2); }
.card-meta .rp-cnt::before { content: "cmt:"; color: var(--muted-2); }

/* ==========================================================================
   Layout container
   ========================================================================== */
.container { max-width: 1240px; margin: 0 auto; padding: 32px 20px 72px; }
.content-wrap { display: grid; grid-template-columns: minmax(0, 1fr) var(--sidebar-width); gap: 40px; align-items: start; }
.content { min-width: 0; }

/* ==========================================================================
   Permalink article
   ========================================================================== */
.post-detail { max-width: var(--content-width); margin: 0 auto; }
.post-header { margin-bottom: 28px; padding-bottom: 22px; border-bottom: 1px dashed var(--border-strong); }
.post-header::before {
  content: "$ cat ./post.md"; display: block; font-family: var(--font-mono); font-size: 12px;
  color: var(--accent); margin-bottom: 18px; text-shadow: var(--glow-sm);
}
.post-meta-top { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; font-family: var(--font-mono); }
.post-category {
  font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--amber); border: 1px solid var(--amber-dim); padding: 3px 8px; background: transparent;
}
.post-date { font-size: 12px; color: var(--muted); font-family: var(--font-mono); }
.post-title {
  font-family: var(--font-display); font-weight: 400; font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.08; letter-spacing: .015em; color: var(--fg-strong); margin-bottom: 18px;
  text-shadow: var(--glow-md); text-wrap: balance;
}
.post-meta-bottom { display: flex; align-items: center; gap: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--muted); }
.post-meta-bottom::before { content: "author:"; color: var(--muted-2); }
.post-author { font-weight: 700; color: var(--fg); }
.post-meta-bottom .sep { color: var(--muted-2); }
.read-time { color: var(--muted); }
.read-time::before { content: "read:"; color: var(--muted-2); }

/* TOC — collapsible mapfile panel. Long posts auto-collapse (>8 entries)
   so the list doesn't push article content down. Toggle persists in localStorage. */
.toc {
  background: var(--surface); border: 1px solid var(--border); padding: 14px 16px; margin-bottom: 28px;
  font-family: var(--font-mono); font-size: 12.5px; position: relative;
}
.toc::before {
  content: "mapfile"; position: absolute; top: -1px; left: 12px; font-size: 10px; letter-spacing: .1em;
  color: var(--bg); background: var(--accent); padding: 2px 6px;
}
.toc-head {
  font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--accent);
  margin: 8px 0 10px; cursor: pointer; user-select: none; display: flex; align-items: center; gap: 8px;
}
.toc-head::before { content: "▾"; font-size: 11px; transition: transform .2s steps(4); color: var(--accent); }
.toc.collapsed .toc-head::before { content: "▸"; }
.toc-head .toc-count { color: var(--muted-2); font-weight: 400; letter-spacing: .04em; text-transform: none; font-size: 11px; }
.toc-head:hover { text-shadow: var(--glow-sm); }
.toc ol { display: flex; flex-direction: column; gap: 1px; counter-reset: toc; max-height: calc(100vh - var(--header-h) - 180px); overflow-y: auto; padding-right: 4px; }
.toc ol::-webkit-scrollbar { width: 5px; }
.toc ol::-webkit-scrollbar-thumb { background: var(--border-strong); }
.toc ol::-webkit-scrollbar-track { background: transparent; }
.toc.collapsed ol { display: none; }
.toc li { counter-increment: toc; }
.toc li a { display: block; padding: 4px 0 4px 28px; position: relative; color: var(--muted); border: 0; line-height: 1.45; }
.toc li a::before { content: "0" counter(toc); position: absolute; left: 0; top: 4px; font-size: 10px; color: var(--muted-2); }
.toc li a:hover, .toc li a.active { color: var(--accent); text-shadow: var(--glow-sm); }
.toc li.h3 a { padding-left: 44px; font-size: 11.5px; }
.toc li.h3 a::before { content: "└"; }

/* Article body */
.post-content { font-size: 15.5px; line-height: 1.9; color: var(--fg); }
.post-content > *:first-child { margin-top: 0; }
.post-content h2 {
  font-family: var(--font-mono); font-weight: 700; font-size: 19px; margin: 40px 0 14px;
  color: var(--fg-strong); padding-bottom: 6px; border-bottom: 1px dashed var(--border-strong);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.post-content h2::before { content: "## "; color: var(--accent); text-shadow: var(--glow-sm); }
.post-content h3 {
  font-family: var(--font-mono); font-weight: 700; font-size: 16px; margin: 28px 0 10px; color: var(--fg-strong);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.post-content h3::before { content: "### "; color: var(--amber); }
.post-content p { margin: 0 0 18px; }
.post-content ul, .post-content ol { margin: 0 0 18px; padding-left: 24px; }
.post-content ul { list-style: none; }
.post-content ul li { position: relative; }
.post-content ul li::before { content: "▸"; position: absolute; left: -18px; color: var(--accent); }
.post-content ol li { margin-bottom: 6px; }
.post-content li { margin-bottom: 6px; }
.post-content blockquote {
  margin: 22px 0; padding: 14px 20px; border-left: 3px solid var(--amber);
  background: var(--surface); color: var(--fg); position: relative;
}
.post-content blockquote::before {
  content: "▌ note:"; display: block; font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  color: var(--amber); margin-bottom: 6px; letter-spacing: .08em;
}
.post-content blockquote p:last-child { margin-bottom: 0; }

/* ---- Override Tistory content.css ke-styled blockquotes ----
   content.css scopes under #tt-body-page (specificity 1,1,1) and injects a
   decorative SVG background + border:0 + color:#333 for [data-ke-style='style1'],
   plus box/style3 variants. The id scope beats our .post-content (0,1,1) flat,
   so we re-scope under the same #tt-body-page id to (1,2,1) and re-assert the
   terminal blockquote look. Covers all ke variants generically. */
#tt-body-page .post-content blockquote,
#tt-body-page .post-content blockquote[data-ke-style] {
  margin: 22px 0 !important;
  padding: 14px 20px !important;
  border: 0 !important;
  border-left: 3px solid var(--amber) !important;
  background: var(--surface) !important;
  color: var(--fg) !important;
  text-align: left;
  font-size: 15.5px;
  line-height: 1.9;
  border-radius: 0;
}
#tt-body-page .post-content blockquote p,
#tt-body-page .post-content blockquote[data-ke-style] p {
  color: inherit;
  font-size: inherit;
  line-height: inherit;
  letter-spacing: normal;
  margin: 0 0 10px;
}
#tt-body-page .post-content blockquote p:last-child { margin-bottom: 0; }
/* also neutralize the ke <p data-ke-size> + color:#666 from "blockquote, blockquote p" */
.post-content a { color: var(--accent); border-bottom: 1px solid var(--accent-dim); }
.post-content a:hover { background: var(--accent-soft); }
.post-content img { border: 1px solid var(--border); margin: 20px 0; filter: grayscale(.2) contrast(1.05); }
.post-content hr { margin: 32px 0; border: 0; text-align: center; }
.post-content hr::before { content: "· · ·"; color: var(--muted-2); letter-spacing: .6em; }
.post-content strong { color: var(--fg-strong); font-weight: 700; }
.post-content em { color: var(--amber); font-style: normal; }
.post-content table { width: 100%; border-collapse: collapse; margin: 20px 0; font-family: var(--font-mono); font-size: 13px; }
.post-content th, .post-content td { border: 1px solid var(--border-strong); padding: 8px 12px; text-align: left; }
.post-content th { background: var(--surface-2); color: var(--accent); font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: .08em; }
.post-content tr:nth-child(even) td { background: var(--surface); }

/* Code blocks */
.post-content pre, .post-content .code-block {
  position: relative; margin: 20px 0; background: #050805; border: 1px solid var(--border-strong);
  padding: 30px 18px 16px; overflow-x: auto;
}
.post-content pre::before, .post-content .code-block::before {
  content: "┌─ code ─────────────────"; position: absolute; top: 0; left: 0; right: 0;
  font-family: var(--font-mono); font-size: 10px; color: var(--muted-2);
  padding: 6px 12px; border-bottom: 1px solid var(--border); background: var(--bg-2); letter-spacing: .04em;
}
.post-content pre code, .post-content .code-block code {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.7; color: #b6f5c4; background: none; padding: 0;
}
.post-content :not(pre) > code {
  font-family: var(--font-mono); font-size: .86em; background: var(--bg); color: var(--accent);
  padding: 1px 5px; border: 1px solid var(--border-strong);
}
.code-copy {
  position: absolute; top: 5px; right: 8px; font-family: var(--font-mono); font-size: 10px; font-weight: 700;
  padding: 3px 8px; border: 1px solid var(--border-strong); background: var(--bg-2); color: var(--muted);
  opacity: 0; transition: opacity .15s steps(3); letter-spacing: .06em;
}
.post-content pre:hover .code-copy, .post-content .code-block:hover .code-copy { opacity: 1; }
.code-copy:hover { color: var(--accent); border-color: var(--accent); }
.code-copy.copied { color: var(--bg); background: var(--accent); border-color: var(--accent); }

/* Mermaid diagram containers (pre→div.mermaid swapped by skin script) */
.post-content .mermaid {
  position: relative; margin: 20px 0; background: var(--surface);
  border: 1px solid var(--border-strong); padding: 34px 18px 18px; overflow-x: auto; text-align: center;
}
.post-content .mermaid::before {
  content: "┌─ diagram · mermaid ─────────────────"; position: absolute; top: 0; left: 0; right: 0;
  font-family: var(--font-mono); font-size: 10px; color: var(--muted-2); letter-spacing: .04em;
  padding: 6px 12px; border-bottom: 1px solid var(--border); background: var(--bg-2);
  text-align: left; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
}
.post-content .mermaid[data-mermaid="pending"]::after {
  content: "rendering…"; display: block; min-height: 24px; font-family: var(--font-mono);
  font-size: 12px; color: var(--accent); text-shadow: var(--glow-sm);
}
.post-content .mermaid svg { max-width: 100%; height: auto; margin: 0 auto; display: block; }
.post-content .mermaid svg .nodeLabel, .post-content .mermaid svg .edgeLabel,
.post-content .mermaid svg text { font-family: 'JetBrains Mono', ui-monospace, monospace !important; }

/* Mermaid zoom button (mirrors .code-copy) */
.post-content .mermaid-zoom {
  position: absolute; top: 5px; right: 8px; font-family: var(--font-mono); font-size: 10px; font-weight: 700;
  padding: 3px 8px; border: 1px solid var(--border-strong); background: var(--bg-2); color: var(--muted);
  opacity: 0; transition: opacity .15s steps(3); letter-spacing: .06em; z-index: 5;
}
.post-content .mermaid:hover .mermaid-zoom { opacity: 1; }
.post-content .mermaid-zoom:hover { color: var(--accent); border-color: var(--accent); }

/* Mermaid zoom modal */
.mermaid-modal {
  position: fixed; inset: 0; z-index: 2000; display: none;
  background: rgba(0,0,0,.8); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  align-items: center; justify-content: center;
}
.mermaid-modal.open { display: flex; }
.mermaid-modal-box {
  width: 70vw; max-width: 70vw; height: 70vh; max-height: 70vh;
  display: flex; flex-direction: column;
  background: var(--surface); border: 1px solid var(--border-strong); border-radius: 2px; overflow: hidden;
}
.mermaid-modal-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 14px; border-bottom: 1px solid var(--border); background: var(--bg-2);
  font-family: var(--font-mono);
}
.mermaid-modal-title { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); }
.mermaid-modal-actions { display: flex; gap: 6px; }
.mermaid-modal-btn {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; padding: 5px 12px;
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--muted);
  cursor: pointer; transition: all .12s steps(2); letter-spacing: .04em;
}
.mermaid-modal-btn:hover { color: var(--accent); border-color: var(--accent); }
.mermaid-modal-close:hover { color: var(--red); border-color: var(--red); }
.mermaid-modal-body {
  flex: 1; overflow: auto; display: flex; align-items: center; justify-content: center; padding: 16px;
}
.mermaid-modal-body svg { max-width: 100%; max-height: 100%; width: auto; height: auto; }
@media (max-width: 600px) {
  .post-content .mermaid-zoom { opacity: 1; }
  .mermaid-modal-box { width: 90vw; max-width: 90vw; height: 80vh; max-height: 80vh; }
}

/* Tags trail */
.tag-trail { margin: 32px 0 0; padding: 18px 0 0; border-top: 1px dashed var(--border-strong); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.tag-trail .tag-label { font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--amber); margin-right: 4px; }
.tag-trail a {
  font-family: var(--font-mono); font-size: 12px; padding: 3px 9px; background: var(--bg); border: 1px solid var(--border-strong); color: var(--muted);
}
.tag-trail a::before { content: "--"; color: var(--muted-2); margin-right: 2px; }
.tag-trail a:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); text-shadow: var(--glow-sm); }

/* Admin bar */
.admin-bar { margin: 22px 0 0; padding: 10px 14px; background: var(--surface); border: 1px solid var(--border-strong); font-family: var(--font-mono); font-size: 12px; color: var(--muted); display: flex; gap: 8px; flex-wrap: wrap; }
.admin-bar::before { content: "# admin:"; color: var(--amber); }
.admin-bar a { color: var(--accent); }

/* Related */
.area-related { margin: 36px 0 0; }
.area-related .tit-related { display: block; font-family: var(--font-mono); font-weight: 700; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px dashed var(--border-strong); text-shadow: var(--glow-sm); }
.area-related .tit-related::before { content: "$ find . -related"; }
.list-related { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.list-related li { list-style: none; }
.list-related .link-related { display: flex; flex-direction: column; gap: 6px; padding: 12px 14px; border: 1px solid var(--border); background: var(--surface); transition: border-color .15s steps(3); color: var(--muted); }
.list-related .link-related:hover { border-color: var(--accent); color: var(--accent); }
.list-related .link-related::before { content: "→"; color: var(--accent); font-family: var(--font-mono); }
.list-related .txt-related { font-weight: 700; font-size: 14px; color: var(--fg); line-height: 1.4; }
.list-related .link-related:hover .txt-related { color: var(--accent); }
.list-related .date-related { font-family: var(--font-mono); font-size: 11px; color: var(--muted-2); }
.list-related .thumb-related { display: none; }

/* Prev / Next */
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 32px; }
.post-nav .nav-item { padding: 14px 16px; border: 1px solid var(--border); background: var(--surface); transition: border-color .15s steps(3); }
.post-nav .nav-item:hover { border-color: var(--accent); }
.post-nav .nav-label { font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .06em; color: var(--accent); margin-bottom: 6px; display: block; }
.post-nav .nav-title { font-weight: 700; font-size: 14px; color: var(--fg); line-height: 1.4; display: block; }
.post-nav .nav-item:hover .nav-title { color: var(--accent); }
.post-nav .nav-next { text-align: right; }

[data-tistory-react-app="Comment"] { margin-top: 36px; }

/* ==========================================================================
   List page
   ========================================================================== */
.list-page { max-width: 1000px; margin: 0 auto; }
.list-header { margin-bottom: 28px; padding-bottom: 16px; border-bottom: 1px dashed var(--border-strong); }
.list-header .list-kicker { font-family: var(--font-mono); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--amber); margin-bottom: 10px; }
.list-header .list-kicker::before { content: "$ find "; color: var(--accent); }
.list-header h1 { font-family: var(--font-display); font-weight: 400; font-size: clamp(24px, 3.4vw, 32px); color: var(--fg-strong); text-shadow: var(--glow-md); }
.list-header h1 .list-count { color: var(--accent); font-family: var(--font-mono); font-size: .8em; }
.list-header h1 .list-count::before { content: " ["; }
.list-header h1 .list-count::after { content: " matches]"; }
.list-header .list-desc { color: var(--muted); margin-top: 8px; font-size: 14px; font-family: var(--font-mono); }
.list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.list-empty { grid-column: 1/-1; text-align: center; padding: 64px 20px; color: var(--muted); font-family: var(--font-mono); }
.list-empty .empty-icon { font-family: var(--font-mono); font-size: 32px; color: var(--muted-2); margin-bottom: 12px; }
.list-empty .empty-icon::before { content: "[ null ]"; }

/* ==========================================================================
   Tag page (/tag) + Guestbook page (/guestbook)
   ========================================================================== */
.tag-page, .guestbook-page { max-width: 900px; margin: 0 auto; }
/* Guestbook section is static HTML around a route-gated token; hide it unless
   on the /guestbook route (body#tt-body-guestbook) so it doesn't leak onto /tag, /category, etc. */
.guestbook-page { display: none; }
#tt-body-guestbook .guestbook-page { display: block; }
.tag-page-head, .guestbook-head {
  margin-bottom: 28px; padding-bottom: 14px; border-bottom: 1px dashed var(--border-strong); font-family: var(--font-mono);
}
.tag-page-head .list-kicker, .guestbook-head .list-kicker {
  font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--amber); margin-bottom: 10px;
}
.tag-page-head .list-kicker::before, .guestbook-head .list-kicker::before { content: "$ "; color: var(--accent); text-shadow: var(--glow-sm); }
.tag-page-head h1, .guestbook-head h1 {
  font-family: var(--font-display); font-weight: 400; font-size: clamp(26px, 3.6vw, 34px); color: var(--fg-strong); text-shadow: var(--glow-md); text-wrap: balance;
}
.guestbook-head .list-desc { color: var(--muted); margin-top: 10px; font-size: 14px; font-family: var(--font-mono); }

/* large tag cloud (page-level, bigger than sidebar) */
.tag-cloud-lg { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.tag-cloud-lg li { list-style: none; }
.tag-cloud-lg a {
  display: inline-block; padding: 6px 13px; font-family: var(--font-mono); background: var(--bg);
  border: 1px solid var(--border-strong); color: var(--muted); transition: all .12s steps(2); line-height: 1.3;
}
.tag-cloud-lg a::before { content: "--"; color: var(--muted-2); margin-right: 5px; }
.tag-cloud-lg a.cloud1 { font-size: 19px; color: var(--accent); border-color: var(--accent-dim); text-shadow: var(--glow-sm); font-weight: 700; }
.tag-cloud-lg a.cloud2 { font-size: 17px; color: var(--fg); }
.tag-cloud-lg a.cloud3 { font-size: 15px; color: var(--fg); }
.tag-cloud-lg a.cloud4 { font-size: 13.5px; color: var(--muted); }
.tag-cloud-lg a.cloud5 { font-size: 12.5px; color: var(--muted-2); }
.tag-cloud-lg a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); text-shadow: var(--glow-sm); }

/* guestbook React app wrapper — Tistory emits [data-tistory-react-app="Comment"] */
.guestbook-page [data-tistory-react-app="Comment"] { margin-top: 8px; }
.guestbook-page .tt-comment-cont,
.guestbook-page .tt-area-reply,
.guestbook-page .tt-area-write,
.guestbook-page .tt-list-reply,
.guestbook-page .tt-item-reply { font-family: var(--font-mono) !important; color: var(--fg) !important; }
.guestbook-page .tt-link-user, .guestbook-page .tt_txt_user { color: var(--accent) !important; }
.guestbook-page .tt_desc, .guestbook-page .tt_date { color: var(--fg) !important; }
.guestbook-page .tt-box-total { padding: 10px 0; border-bottom: 1px dashed var(--border); margin-bottom: 16px; color: var(--muted) !important; }
.guestbook-page .tt-box-total .tt_num_g { color: var(--amber) !important; }
.guestbook-page .tt-area-write { background: var(--surface) !important; border: 1px solid var(--border-strong) !important; padding: 14px !important; }
.guestbook-page .tt-box-account input, .guestbook-page .tt-cmt, .guestbook-page .tt-inner-g {
  background: var(--bg) !important; color: var(--fg) !important; border-color: var(--border-strong) !important;
}
.guestbook-page .tt-btn_register {
  background: var(--accent) !important; color: var(--bg) !important; font-family: var(--font-mono) !important; font-weight: 700 !important;
  border: 0 !important; padding: 8px 18px !important; text-shadow: none !important;
}
.guestbook-page .tt-item-reply { border-bottom: 1px dashed var(--border) !important; padding: 14px 0 !important; }
.guestbook-page .tt-thumbnail { border: 1px solid var(--border-strong) !important; }

/* ==========================================================================
   Paging
   ========================================================================== */
.area-paging { display: flex; justify-content: center; align-items: center; gap: 3px; margin: 40px 0 0; font-family: var(--font-mono); }
.area-paging a, .area-paging .num {
  font-family: var(--font-mono); font-size: 12px; font-weight: 700; min-width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border-strong); color: var(--muted); padding: 0 10px; transition: all .12s steps(2);
}
.area-paging a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.area-paging a[aria-current="page"], .area-paging .interior .selected { background: var(--accent); border-color: var(--accent); color: var(--bg); }
.area-paging .no-more { opacity: .3; pointer-events: none; }

/* ==========================================================================
   Sidebar
   ========================================================================== */
.sidebar { position: sticky; top: calc(var(--header-h) + 24px); display: flex; flex-direction: column; gap: 16px; max-height: calc(100vh - var(--header-h) - 48px); overflow-y: auto; padding-right: 2px; }
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border-strong); }
.sidebar::-webkit-scrollbar-track { background: var(--bg); }
.widget { background: var(--surface); border: 1px solid var(--border); padding: 16px; position: relative; }
.widget-title { font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px dashed var(--border-strong); text-shadow: var(--glow-sm); }
.widget-title::before { content: "$ "; color: var(--muted-2); }

/* Profile */
.widget-profile { text-align: left; padding: 18px 16px; }
.widget-profile .widget-title { display: none; }
.widget-profile::before { content: "$ whoami"; display: block; font-family: var(--font-mono); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px dashed var(--border-strong); text-shadow: var(--glow-sm); }
.profile-avatar { width: 56px; height: 56px; margin: 0 0 12px; overflow: hidden; background: var(--bg); border: 1px solid var(--accent-dim); display: grid; place-items: center; }
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(.5) contrast(1.1) hue-rotate(60deg); }
.profile-avatar .avatar-fallback { font-family: var(--font-mono); font-weight: 700; font-size: 22px; color: var(--accent); text-shadow: var(--glow-md); }
.profile-name { font-family: var(--font-mono); font-weight: 700; font-size: 15px; color: var(--fg-strong); margin-bottom: 2px; }
.profile-role { font-family: var(--font-mono); font-size: 11px; letter-spacing: .04em; color: var(--amber); margin-bottom: 10px; }
.profile-role::before { content: "role: "; color: var(--muted-2); }
.profile-desc { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 14px; }
.profile-social { display: flex; gap: 6px; }
.profile-social a { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid var(--border-strong); color: var(--muted); transition: all .12s steps(2); }
.profile-social a:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.profile-social svg { width: 14px; height: 14px; }

/* Category tree — Tistory emits a legacy <table>-tree (#treeComponent),
   NOT a <ul>. Target the real nodes: #category_0 (root), table[id^="category_"]
   (depth-1 folders), div[id$="_children"] > table[class^="category_"] (depth-2). */
.widget-category .widget-title::before { content: "$ tree "; }
.category {
  font-family: var(--font-mono); font-size: 13px; line-height: 1.5; color: var(--muted);
}
/* Flatten nested tables into a vertical stack */
.category table { width: auto !important; border-collapse: collapse; }
.category table td { vertical-align: middle; padding: 0; }
.category > table#treeComponent { width: 100% !important; }
.category #treeComponent > tbody > tr > td { display: block; }
/* strip inline bg-color injected from index.xml <tree> so widget bg shows through */
.category table[style*="background-color"],
.category table[style*="background:"] { background: transparent !important; }
/* hide all legacy folder/nav GIFs; we redraw markers in CSS */
.category img { display: none !important; }

/* ---- root: 분류 전체보기 (#category_0) ---- */
.category #category_0 { display: block; margin-bottom: 6px; padding-bottom: 6px; border-bottom: 1px dashed var(--border); }
.category #category_0 > tbody > tr { display: flex; align-items: center; }
.category #category_0 .ib { display: none; }
.category #category_0 .branch3 { cursor: pointer; }
.category #category_0 .branch3 > div {
  color: var(--accent) !important; font-weight: 700; text-shadow: var(--glow-sm);
}
.category #category_0 .branch3 > div::before { content: "/ "; color: var(--muted-2); font-weight: 400; }

/* ---- depth-1: folders (table#category_NNN, excludes root) ---- */
.category table[id^="category_"]:not(#category_0) { display: block; }
.category table[id^="category_"]:not(#category_0) > tbody > tr { display: flex; align-items: center; }
/* folder toggle cell (.ib) → ▸ marker, hide gif + bg */
.category table[id^="category_"]:not(#category_0) .ib {
  width: 16px !important; flex: 0 0 16px; height: 18px; display: inline-flex; align-items: center; justify-content: center;
  background: none !important; padding: 0 !important;
}
.category table[id^="category_"]:not(#category_0) .ib .click {
  display: inline-flex; width: 100%; justify-content: center; cursor: pointer; color: var(--accent); user-select: none;
}
.category table[id^="category_"]:not(#category_0) .ib .click::before { content: "▸"; font-size: 11px; }
/* depth-1 label cell */
.category table[id^="category_"]:not(#category_0) > tbody > tr > td:last-child { flex: 1 1 auto; min-width: 0; }
.category table[id^="category_"]:not(#category_0) .branch3 { cursor: pointer; padding: 3px 0; }
.category table[id^="category_"]:not(#category_0) .branch3 > div { color: var(--fg) !important; }
.category table[id^="category_"]:not(#category_0) .branch3 > div::before { content: "├─ "; color: var(--muted-2); }
.category table[id^="category_"]:not(#category_0) .branch3:hover > div { color: var(--accent) !important; text-shadow: var(--glow-sm); }

/* ---- depth-2: children (div#category_NNN_children > table.category_NNN) ---- */
.category div[id$="_children"] { padding-left: 22px; }
.category div[id$="_children"] table[class^="category_"] { display: block; }
.category div[id$="_children"] table[class^="category_"] > tbody > tr { display: flex; align-items: center; }
/* first cell (navi images) → └─ marker */
.category div[id$="_children"] table[class^="category_"] > tbody > tr > td:first-child {
  width: 18px !important; flex: 0 0 18px; height: 18px;
  display: inline-flex; align-items: center; justify-content: center; background: none !important;
}
.category div[id$="_children"] table[class^="category_"] > tbody > tr > td:first-child::before { content: "└─"; color: var(--muted-2); font-size: 11px; }
.category div[id$="_children"] table[class^="category_"] > tbody > tr > td:last-child { flex: 1 1 auto; min-width: 0; }
.category div[id$="_children"] .branch3 { cursor: pointer; padding: 2px 0; }
.category div[id$="_children"] .branch3 > div { color: var(--muted) !important; }
.category div[id$="_children"] .branch3 > div::before { content: ""; }
.category div[id$="_children"] .branch3:hover > div { color: var(--accent) !important; text-shadow: var(--glow-sm); }

/* counts (분류 전체보기 (1), Data (0) …) */
.category .c_cnt { color: var(--muted-2); font-size: 11px; }
/* active/selected category — Tistory bolds inline; surface in amber */
.category div[style*="font-weight"][style*="bold"],
.category .branch3 div[style*="font-weight: bold"] { color: var(--amber) !important; text-shadow: 0 0 8px var(--amber-dim) !important; }

/* Recent / Popular */
.widget-popular .widget-title::before { content: "$ top "; }
/* Popular-posts rank: Tistory emits no rank-index token, so the span is empty
   and a CSS counter on the <ol> fills 01/02/03… per <li>. */
.widget-popular ol { counter-reset: poprank; }
.widget-popular ol > li { counter-increment: poprank; }
.widget-popular .item-rank::before { content: counter(poprank, decimal-leading-zero); }
.widget-recent .widget-title::before { content: "$ ls -t "; }
.widget-list li { padding: 8px 0; border-bottom: 1px dashed var(--border); font-family: var(--font-mono); font-size: 13px; }
.widget-list li:last-child { border-bottom: 0; }
.widget-list .item-title { display: block; color: var(--fg); line-height: 1.45; font-weight: 500; border: 0; }
.widget-list .item-title:hover { color: var(--accent); text-shadow: var(--glow-sm); }
.widget-list .item-meta { display: block; margin-top: 2px; font-family: var(--font-mono); font-size: 10.5px; color: var(--muted-2); }
.widget-list .item-rank { display: inline-block; width: 22px; font-family: var(--font-mono); font-size: 11px; font-weight: 700; color: var(--amber); }
.widget-popular .item-cat { color: var(--muted-2); font-size: 10.5px; }
.widget-popular .item-cat::before { content: "in:"; color: var(--muted-2); margin-right: 2px; }

/* Tag cloud */
.widget-tags .widget-title::before { content: "$ tags "; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 5px; }
.tag-cloud li { list-style: none; }
.tag-cloud a { display: inline-block; padding: 3px 8px; font-family: var(--font-mono); font-size: 12px; background: var(--bg); border: 1px solid var(--border-strong); color: var(--muted); transition: all .12s steps(2); }
.tag-cloud a::before { content: "--"; color: var(--muted-2); margin-right: 3px; }
.tag-cloud a.cloud1 { color: var(--accent); border-color: var(--accent-dim); }
.tag-cloud a:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); text-shadow: var(--glow-sm); }

/* Counter */
.widget-counter .widget-title::before { content: "$ uptime "; }
.counter-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; text-align: center; }
.counter-grid .cell { padding: 10px 4px; background: var(--bg); border: 1px solid var(--border); }
.counter-grid .cell .label { display: block; font-family: var(--font-mono); font-size: 9px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted-2); margin-bottom: 4px; }
.counter-grid .cell strong { font-family: var(--font-mono); font-size: 16px; font-weight: 700; color: var(--fg-strong); }
.counter-grid .cell.today strong { color: var(--amber); text-shadow: 0 0 8px var(--amber-dim); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--border-strong); background: var(--surface); margin-top: 64px; position: relative; }
.site-footer::before { content: ""; position: absolute; top: -1px; left: 0; right: 0; height: 1px; background: var(--accent-dim); box-shadow: var(--glow-sm); }
.footer-inner { max-width: 1240px; margin: 0 auto; padding: 36px 20px 24px; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; font-family: var(--font-mono); }
.footer-brand { display: flex; flex-direction: column; gap: 8px; }
.footer-brand .logo-text { font-size: 16px; }
.footer-desc { font-size: 12.5px; color: var(--muted); line-height: 1.7; max-width: 36ch; }
.footer-col h4 { font-family: var(--font-mono); font-size: 10px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.footer-col h4::before { content: "## "; color: var(--muted-2); }
.footer-col ul { display: flex; flex-direction: column; gap: 5px; }
.footer-col a { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted); border: 0; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { max-width: 1240px; margin: 0 auto; padding: 14px 20px; border-top: 1px dashed var(--border); display: flex; justify-content: space-between; align-items: center; font-family: var(--font-mono); font-size: 11px; color: var(--muted); flex-wrap: wrap; gap: 8px; }
.footer-bottom .copy::before { content: "© "; color: var(--muted-2); }
.footer-bottom::after { content: "[ EOF ]"; color: var(--muted-2); }

/* ==========================================================================
   Mobile drawer
   ========================================================================== */
.drawer-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.65); backdrop-filter: blur(3px); opacity: 0; visibility: hidden; transition: opacity .25s steps(5), visibility .25s; z-index: 200; }
.drawer-backdrop.open { opacity: 1; visibility: visible; }
.mobile-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(320px, 84vw);
  background: var(--surface); border-left: 1px solid var(--accent-dim);
  transform: translateX(100%); transition: transform .3s steps(10); z-index: 210;
  display: flex; flex-direction: column; padding: 18px; overflow-y: auto; font-family: var(--font-mono);
}
.mobile-drawer.open { transform: translateX(0); box-shadow: -10px 0 30px rgba(0,0,0,.5); }
.mobile-drawer .drawer-close { align-self: flex-end; margin-bottom: 14px; color: var(--muted); }
.mobile-drawer .drawer-close:hover { color: var(--red); }
.mobile-drawer nav ul { display: flex; flex-direction: column; gap: 2px; }
.mobile-drawer nav a { display: block; padding: 10px 12px; font-weight: 500; color: var(--fg); border: 1px solid transparent; }
.mobile-drawer nav a::before { content: "~/"; color: var(--muted-2); }
.mobile-drawer nav a:hover { background: var(--accent-soft); color: var(--accent); border-color: var(--border-strong); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1080px) {
  :root { --sidebar-width: 270px; }
  .content-wrap { gap: 28px; }
  .cover-featured { grid-template-columns: 1fr; }
  .cover-featured .featured-media { min-height: 220px; border-right: 0; border-bottom: 1px solid var(--border); }
  .cover-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  .content-wrap { grid-template-columns: 1fr; }
  .sidebar { position: static; max-height: none; overflow: visible; }
  .blog-menu { display: none; }
  .menu-toggle { display: grid; }
  .toc { display: none; }
  .list-grid { grid-template-columns: 1fr; }
  .post-nav { grid-template-columns: 1fr; }
  .list-related { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .header-inner { padding: 0 14px; gap: 8px; }
  .header-inner::before { display: none; }
  .container { padding: 24px 14px 56px; }
  .cover { padding: 20px 14px 4px; }
  .cover-grid { grid-template-columns: 1fr; }
  .cover-featured .featured-body { padding: 28px 18px 20px; }
  .post-title { font-size: 26px; }
  .post-content { font-size: 15px; }
  .post-content h2 { font-size: 17px; }
  .footer-inner { grid-template-columns: 1fr; gap: 22px; padding: 28px 14px 18px; }
  .footer-bottom { padding: 12px 14px; }
  .widget { padding: 14px; }
  .code-copy { opacity: 1; }
}

/* Accessibility */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.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; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .cursor { animation: none; opacity: 1; }
}