/* Inter – lokal, kein Google CDN */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('../fonts/inter-latin-ext.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-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('../fonts/inter-latin.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;
}

/* JetBrains Mono – lokal, kein Google CDN */
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 500;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-latin.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 {
  --accent: #b8823a; --accent-light: #d4a05a; --accent-dark: #9a6a28;
  --accent-glow: rgba(184,130,58,.12); --radius: 10px; --transition: .22s ease;
}
[data-theme="dark"] {
  --bg: #1e2430; --bg2: #252d3d; --bg3: #2d3649; --border: #374357;
  --text: #dde3ec; --text-muted: #8896aa; --code-bg: #181f2c;
  --code-border: #2d3649; --shadow: 0 4px 24px rgba(0,0,0,.35);
}
[data-theme="light"] {
  --bg: #f5f1eb; --bg2: #ffffff; --bg3: #ede8e0; --border: #d4ccbf;
  --text: #1c1c1e; --text-muted: #6a6a6a; --code-bg: #1e2430;
  --code-border: #374357; --shadow: 0 4px 20px rgba(0,0,0,.10);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;transition:background var(--transition),color var(--transition);overflow-x:hidden;}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline;color:var(--accent-light)}
header{position:sticky;top:0;z-index:1000;background:var(--bg2);border-bottom:1px solid var(--border);backdrop-filter:blur(12px);}
.header-inner{max-width:1200px;margin:0 auto;padding:0 2rem;height:60px;display:flex;align-items:center;gap:2rem;}
.logo{display:flex;align-items:center;gap:.55rem;font-weight:700;font-size:1.05rem;color:var(--text);text-decoration:none;flex-shrink:0;}
.logo:hover{text-decoration:none;color:var(--text)}
.logo-icon{width:34px;height:34px;background:var(--accent);border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.logo-icon img{width:26px;height:26px;object-fit:contain;filter:brightness(0) invert(1);}
.logo-sub{font-size:.68rem;font-weight:400;color:var(--text-muted);display:block;line-height:1}
nav{display:flex;gap:.2rem;flex:1}
nav a{color:var(--text-muted);font-size:.875rem;font-weight:500;padding:.38rem .7rem;border-radius:6px;text-decoration:none;transition:background var(--transition),color var(--transition);}
nav a:hover{background:var(--bg3);color:var(--text);text-decoration:none}
nav a.active{color:var(--accent)}
.header-actions{display:flex;align-items:center;gap:.65rem;margin-left:auto}
.header-search{display:flex;align-items:center;background:var(--bg3);border:1px solid var(--border);border-radius:6px;overflow:hidden;height:34px;}
.header-search-input{background:none;border:none;outline:none;color:var(--text);font-size:.8rem;font-family:inherit;padding:0 .5rem;width:130px;transition:width var(--transition);}
.header-search-input:focus{width:180px;}
.header-search-input::placeholder{color:var(--text-muted)}
.header-search-btn{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:0 .5rem;font-size:1rem;display:flex;align-items:center;line-height:1;transition:color var(--transition);}
.header-search-btn:hover{color:var(--accent)}
.lang-toggle{display:flex;background:var(--bg3);border-radius:6px;overflow:hidden;border:1px solid var(--border);}
.lang-toggle a{background:none;border:none;color:var(--text-muted);font-size:.78rem;font-weight:600;padding:.28rem .6rem;cursor:pointer;transition:background var(--transition),color var(--transition);font-family:inherit;text-decoration:none;display:inline-block;}
.lang-toggle a.active{background:var(--accent);color:#fff}
.lang-toggle a:hover{text-decoration:none}
.theme-btn{background:var(--bg3);border:1px solid var(--border);color:var(--text-muted);border-radius:6px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.95rem;transition:background var(--transition);}
.theme-btn:hover{background:var(--border);color:var(--text)}
.hero{position:relative;padding:4.5rem 0 3.5rem;background:var(--bg2);border-bottom:1px solid var(--border);overflow:hidden;}
.hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:40px 40px;opacity:.18;}
.hero::after{content:'';position:absolute;top:-80px;right:-80px;width:400px;height:400px;background:radial-gradient(circle,rgba(184,130,58,.14) 0%,transparent 70%);pointer-events:none;}
.hero-inner{position:relative;max-width:1200px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:flex-start;}
.hero h1{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;line-height:1.18;margin-bottom:.9rem;letter-spacing:-.02em;}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero-sub{font-size:1rem;color:var(--text-muted);margin-bottom:2rem;line-height:1.7;max-width:46ch}
.hero-buttons{display:flex;gap:.85rem;flex-wrap:wrap}
.btn-primary{background:var(--accent);color:#fff;font-weight:600;padding:.6rem 1.3rem;border-radius:8px;font-size:.88rem;text-decoration:none;display:inline-flex;align-items:center;gap:.35rem;transition:background var(--transition),transform var(--transition);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);text-decoration:none;color:#fff}
.btn-secondary{background:var(--bg3);color:var(--text);border:1px solid var(--border);font-weight:500;padding:.6rem 1.3rem;border-radius:8px;font-size:.88rem;text-decoration:none;display:inline-flex;align-items:center;gap:.35rem;transition:background var(--transition);}
.btn-secondary:hover{background:var(--border);text-decoration:none;color:var(--text)}
.hero-stats{display:flex;gap:2rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--border);}
.stat-num{font-size:1.6rem;font-weight:700;color:var(--accent);line-height:1}
.stat-label{font-size:.73rem;color:var(--text-muted);margin-top:.2rem}
.hero-code{position:relative}
.code-window{background:var(--code-bg);border:1px solid var(--code-border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow),0 0 50px rgba(184,130,58,.07);}
.code-titlebar{background:var(--bg3);border-bottom:1px solid var(--border);padding:.55rem 1rem;display:flex;align-items:center;gap:.45rem;}
.code-dot{width:11px;height:11px;border-radius:50%}
.dot-red{background:#ff5f57}.dot-yellow{background:#febc2e}.dot-green{background:#28c840}
.code-filename{margin-left:.4rem;font-size:.72rem;color:var(--text-muted);font-family:'JetBrains Mono',monospace;}
.code-body{padding:1.2rem 1.4rem;font-family:'JetBrains Mono',monospace;font-size:.78rem;line-height:1.85;overflow-x:auto;}
.code-body pre{background:none;border:none;padding:0;margin:0;border-radius:0}
.gdl-comment{color:#637080;font-style:italic}
.gdl-keyword{color:#e06c75;font-weight:500}
.gdl-builtin{color:#61afef}
.gdl-string{color:#98c379}
.gdl-number{color:#d19a66}
.gdl-param{color:#c8a96e}
.gdl-operator{color:#abb2bf}
.gdl-func{color:#c678dd}
.gdl-line-num{display:inline-block;width:1.8rem;color:#3d4a5a;user-select:none;text-align:right;margin-right:1.1rem;}
main{display:block;position:relative;z-index:0}
.section-label{font-size:.72rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:.4rem;}
.section-title{font-size:1.6rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.3rem}
.section-subtitle{color:var(--text-muted);font-size:.9rem}
.search-bar{display:flex;align-items:center;background:var(--bg2);border:1px solid var(--border);border-radius:8px;padding:.6rem 1rem;gap:.55rem;margin-bottom:3rem;transition:border-color var(--transition);}
.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow);}
.search-bar input{background:none;border:none;color:var(--text);font-family:inherit;font-size:.92rem;flex:1;outline:none;}
.search-bar input::placeholder{color:var(--text-muted)}
.search-icon{color:var(--text-muted)}
.section-header{margin-bottom:1.75rem}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.1rem;margin-bottom:4rem;}
.main-inner{max-width:1200px;margin:0 auto;padding:3.5rem 2rem;overflow-x:hidden}
.cat-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--transition),transform var(--transition),box-shadow var(--transition);}
.cat-stripe-bar{height:3px;background:var(--cat-stripe,linear-gradient(90deg,var(--accent),var(--accent-dark)));}
.cat-card:hover{border-color:rgba(184,130,58,.4);transform:translateY(-2px);box-shadow:var(--shadow);}
.cat-header{display:flex;align-items:center;gap:.6rem;padding:1rem 1.1rem .8rem;border-bottom:1px solid var(--border);}
.cat-icon{font-size:1.1rem;flex-shrink:0}
.cat-title{font-size:.9rem;font-weight:600;color:var(--text);text-decoration:none}
.cat-title:hover{color:var(--accent);text-decoration:none}
.cat-count{margin-left:auto;font-size:.72rem;font-weight:600;background:var(--bg3);color:var(--text-muted);padding:.15rem .5rem;border-radius:100px;flex-shrink:0;}
.cat-articles{list-style:none;padding:.5rem 0}
.cat-articles li a{display:flex;align-items:baseline;gap:.45rem;padding:.38rem 1.1rem;font-size:.83rem;color:var(--text-muted);text-decoration:none;transition:color var(--transition),background var(--transition);}
.cat-articles li a:hover{color:var(--text);background:var(--bg3);text-decoration:none}
.cat-articles li a::before{content:'›';color:var(--accent);font-size:.9rem;flex-shrink:0;line-height:1}
.articles-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:1.25rem;}
.view-all{font-size:.83rem;color:var(--accent);text-decoration:none;display:flex;align-items:center;gap:.25rem;}
.view-all:hover{color:var(--accent-light);text-decoration:none}
.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.1rem;margin-bottom:4rem;}
.article-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color var(--transition),transform var(--transition),box-shadow var(--transition);}
.article-card:hover{border-color:rgba(184,130,58,.4);transform:translateY(-2px);box-shadow:var(--shadow);}
.article-stripe{height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-dark));}
.article-stripe.blue{background:linear-gradient(90deg,#4e8fbd,#3a6e94)}
.article-stripe.green{background:linear-gradient(90deg,#5a9e7a,#3e7258)}
.article-body{padding:1.1rem 1.3rem}
.tag{display:inline-block;font-size:.68rem;font-weight:600;background:var(--accent-glow);color:var(--accent);border:1px solid rgba(184,130,58,.2);padding:.13rem .45rem;border-radius:4px;margin-right:.3rem;margin-bottom:.3rem;}
.tag.blue{background:rgba(78,143,189,.1);color:#7ab4d6;border-color:rgba(78,143,189,.2)}
.tag.purple{background:rgba(150,100,200,.1);color:#b08ad4;border-color:rgba(150,100,200,.2)}
.tag.green{background:rgba(90,158,122,.1);color:#7bbfa0;border-color:rgba(90,158,122,.2)}
.article-title{font-size:.95rem;font-weight:600;margin:.5rem 0 .4rem;line-height:1.4}
.article-excerpt{font-size:.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:.9rem}
.article-footer{display:flex;align-items:center;justify-content:space-between;font-size:.75rem;color:var(--text-muted);padding-top:.7rem;border-top:1px solid var(--border);}
.featured-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;margin-bottom:3.5rem;transition:border-color var(--transition);}
.featured-card:hover{border-color:rgba(184,130,58,.4)}
.featured-content{padding:2.25rem;display:flex;flex-direction:column;justify-content:center;}
.featured-label{font-size:.68rem;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin-bottom:.85rem;}
.featured-title{font-size:1.3rem;font-weight:700;margin-bottom:.65rem;line-height:1.3}
.featured-text{color:var(--text-muted);font-size:.88rem;line-height:1.7;margin-bottom:1.4rem}
.featured-code{background:var(--code-bg);border-left:3px solid var(--accent);padding:1.75rem 1.5rem;display:flex;align-items:center;overflow:hidden;}
.featured-code pre{font-family:'JetBrains Mono',monospace;font-size:.78rem;line-height:1.85;overflow-x:auto;}
footer{background:var(--bg2);border-top:1px solid var(--border);padding:3rem 0 2rem;margin-top:4rem;}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 2rem;display:grid;grid-template-columns:2fr 1fr;gap:3rem;margin-bottom:2rem;}
.footer-brand p{font-size:.83rem;color:var(--text-muted);margin-top:.75rem;line-height:1.65;max-width:22ch}
.footer-col h4{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:.9rem;}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:.35rem}
.footer-col ul li a{font-size:.83rem;color:var(--text-muted);text-decoration:none;transition:color var(--transition);}
.footer-col ul li a:hover{color:var(--accent)}
.footer-bottom{max-width:1200px;margin:0 auto;padding:1.4rem 2rem 0;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-size:.78rem;color:var(--text-muted);}
/* ── Mobile menu button ───────────────────────────── */
.mobile-menu-btn{display:none;background:none;border:none;cursor:pointer;color:var(--text);font-size:1.35rem;padding:.2rem .4rem;margin-left:auto;line-height:1;}

/* ── Tablet ≤ 900px ───────────────────────────────── */
@media(max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero-code{display:none}
  .cat-grid{grid-template-columns:repeat(2,1fr)}
  .featured-card{grid-template-columns:1fr}
  .featured-code{display:none}
  .articles-grid{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}

/* ── Mobile ≤ 680px ───────────────────────────────── */
@media(max-width:680px){
  .header-inner{padding:0 1rem;gap:1rem}
  .logo-sub{display:none}
  .header-search{display:none}

  /* Hamburger: zeige Button, verstecke inline-Nav */
  .mobile-menu-btn{display:flex;align-items:center}
  nav.site-nav{
    display:none;
    position:fixed;top:60px;left:0;right:0;
    background:var(--bg2);border-bottom:1px solid var(--border);
    flex-direction:column;padding:.75rem 1rem;gap:.25rem;
    box-shadow:var(--shadow);z-index:999;
  }
  nav.site-nav.open{display:flex}
  nav.site-nav a{padding:.5rem .75rem}
  .nav-dropdown-menu{position:static;box-shadow:none;border:none;background:var(--bg3);border-radius:var(--radius);margin-top:.25rem;}

  .hero{padding:2rem 1rem}
  .hero-buttons{flex-direction:column;gap:.6rem}
  .btn-primary,.btn-secondary{text-align:center}
  .hero-stats{gap:1.25rem}

  .main-inner{padding:2rem 1rem}
  .cat-grid{grid-template-columns:1fr}
  .articles-grid{grid-template-columns:1fr}

  .article-page{padding-top:1.5rem}
  .article-page-title{font-size:1.4rem}
  .article-content{grid-template-columns:1fr}
  .article-toc{display:none}
  .code-block pre{font-size:.72rem;padding:.85rem 1rem}

  .footer-inner{grid-template-columns:1fr;gap:1.5rem}
  .footer-bottom{flex-direction:column;gap:.4rem;text-align:center}

  .section-header{margin-bottom:1.2rem}
}

/* Nav dropdown */
.nav-dropdown{position:relative}
.nav-dropdown-toggle{display:flex;align-items:center;gap:.2rem;cursor:pointer}
.nav-arrow{font-size:.6rem;transition:transform var(--transition)}
.nav-dropdown:hover .nav-arrow{transform:rotate(180deg)}
.nav-dropdown-menu{display:none;position:absolute;top:100%;left:0;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);min-width:200px;box-shadow:var(--shadow);z-index:1100;padding:.9rem 0 .4rem;}
.nav-dropdown:hover .nav-dropdown-menu{display:block}
.nav-dropdown-menu a{display:block;padding:.45rem 1rem;font-size:.83rem;color:var(--text-muted);text-decoration:none;transition:background var(--transition),color var(--transition);}
.nav-dropdown-menu a:hover{background:var(--bg3);color:var(--text)}
/* Mega menu 2-level */
.nav-mega{position:fixed;top:61px;left:0;right:0;width:100%;max-height:80vh;overflow-y:auto;overflow-x:hidden;background:var(--bg2);border-bottom:1px solid var(--border);box-shadow:var(--shadow);z-index:1100;padding:1rem 2rem;display:none;grid-template-columns:repeat(4,1fr);gap:.25rem 1.5rem;}
/* hover handled by JS (position:fixed breaks CSS hover chain) */
.nav-mega-group{padding:.4rem 0;}
a.nav-mega-cat{display:block;font-size:.88rem;font-weight:600;color:var(--accent);padding:.3rem .4rem;border-radius:5px;text-decoration:none;transition:opacity var(--transition);}
a.nav-mega-cat:hover,a.nav-mega-cat.active{opacity:.7;text-decoration:none}
.nav-mega-articles a{display:block;font-size:.72rem;color:var(--text-muted);padding:.18rem .4rem .18rem 1rem;border-radius:4px;text-decoration:none;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color var(--transition);}
.nav-mega-articles a:hover,.nav-mega-articles a.active{color:var(--text)}
.nav-mega-more{color:var(--accent) !important;font-style:italic;}

/* Static pages (Impressum, Datenschutz, Über) */
.static-page{max-width:780px}
.static-page h1{font-size:1.85rem;font-weight:700;letter-spacing:-.02em;margin-bottom:1.5rem;color:var(--text)}
.search-results{list-style:none;padding:0;margin:1.5rem 0}
.search-results li{border-bottom:1px solid var(--border);padding:1rem 0}
.search-results li a{font-size:1.05rem;font-weight:600;color:var(--accent);text-decoration:none}
.search-results li a:hover{text-decoration:underline}
.search-results li p{margin:.3rem 0 0;color:var(--text-muted);font-size:.88rem}
.page-body h2{font-size:1.15rem;font-weight:600;margin:1.75rem 0 .65rem;color:var(--text)}
.page-body h3{font-size:1rem;font-weight:600;margin:1.4rem 0 .5rem;color:var(--text)}
.page-body h4{font-size:.9rem;font-weight:600;margin:1.2rem 0 .4rem;color:var(--text)}
.page-body p{color:var(--text-muted);font-size:.92rem;line-height:1.78;margin-bottom:1.1rem}
.page-body ul,.page-body ol{margin:0 0 1.1rem 1.5rem;color:var(--text-muted);font-size:.92rem}
.page-body li{margin-bottom:.35rem;line-height:1.6}
.page-body a{color:var(--accent)}

/* Category listing page */
.category-page{max-width:780px}
.article-index{list-style:none;margin:0;padding:0}
.article-index-item{padding:.85rem 0;border-bottom:1px solid var(--border);display:flex;flex-direction:column;gap:.3rem}
.article-index-item:first-child{border-top:1px solid var(--border)}
.article-index-title{font-size:.97rem;font-weight:500;color:var(--accent);text-decoration:none;transition:color var(--transition)}
.article-index-title:hover{color:var(--accent-light);text-decoration:underline}
.article-index-desc{font-size:.83rem;color:var(--text-muted);line-height:1.5}

/* Article page */
.article-page{padding-top:2.5rem}
.breadcrumb{font-size:.78rem;color:var(--text-muted);margin-bottom:.85rem;display:flex;align-items:center;gap:.35rem;}
.breadcrumb a{color:var(--text-muted);text-decoration:none}
.breadcrumb a:hover{color:var(--accent)}
.article-page-header{margin-bottom:2rem;padding-bottom:1.75rem;border-bottom:1px solid var(--border)}
.article-page-title{font-size:1.85rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.65rem}
.article-meta{display:flex;align-items:center;gap:1rem;font-size:.8rem;color:var(--text-muted);flex-wrap:wrap}
.article-content{display:grid;grid-template-columns:minmax(0,640px) 260px;gap:2.5rem;justify-content:start}
.article-text{min-width:0;overflow-wrap:break-word;word-break:break-word}
.article-text h2{font-size:1.15rem;font-weight:600;margin:1.75rem 0 .65rem;color:var(--text);}
.article-text h3{font-size:1rem;font-weight:600;margin:1.4rem 0 .5rem;color:var(--text)}
.article-text h4{font-size:.9rem;font-weight:600;margin:1.2rem 0 .4rem;color:var(--text)}
.article-text p{color:var(--text-muted);font-size:.92rem;line-height:1.78;margin-bottom:1.1rem}
.article-text ul,.article-text ol{margin:0 0 1.1rem 1.5rem;color:var(--text-muted);font-size:.92rem}
.article-text li{margin-bottom:.35rem;line-height:1.6}
.article-text :not(pre)>code{font-family:'JetBrains Mono',monospace;font-size:.84em;background:var(--bg3);border:1px solid var(--border);padding:.1em .4em;border-radius:4px;color:var(--accent);}
.code-block pre code{background:none;border:none;padding:0;border-radius:0;color:inherit;font-size:inherit;}
.article-text img{max-width:100%;border-radius:var(--radius);border:1px solid var(--border);margin:1.25rem 0}
.code-block{background:var(--code-bg);border:1px solid var(--code-border);border-radius:var(--radius);overflow:hidden;margin:1.4rem 0;}
.code-block-header{background:var(--bg3);border-bottom:1px solid var(--border);padding:.45rem 1rem;display:flex;align-items:center;justify-content:space-between;}
.code-lang{font-size:.68rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-family:'JetBrains Mono',monospace;}
.code-copy{font-size:.68rem;color:var(--text-muted);background:var(--bg3);border:1px solid var(--border);border-radius:4px;padding:.18rem .5rem;cursor:pointer;font-family:inherit;transition:color var(--transition),border-color var(--transition);}
.code-copy:hover{color:var(--accent);border-color:var(--accent)}
.code-block pre{padding:1.1rem 1.3rem;font-family:'JetBrains Mono',monospace;font-size:.8rem;line-height:1.85;overflow-x:auto;background:none;border:none;border-radius:0;margin:0;}
.article-toc{position:sticky;top:76px;align-self:start}
.toc-title{font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:.65rem;}
.toc-list{list-style:none;border-left:2px solid var(--border);padding-left:.9rem}
.toc-list li{margin-bottom:.35rem}
.toc-list a{font-size:.82rem;color:var(--text-muted);text-decoration:none;transition:color var(--transition);}
.toc-list a:hover{color:var(--accent)}
.toc-list a.active{color:var(--accent);font-weight:500}
.toc-l2{padding-left:.85rem}
.article-attachments{margin-top:2.5rem;max-width:640px}
.attachments-divider{border:none;border-top:1px solid var(--border);margin-bottom:1.75rem}
.attachments-title{font-size:.85rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.85rem}
.attachments-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.5rem}
.attachment-item{display:flex;align-items:baseline;gap:.6rem;font-size:.85rem;padding:.4rem 0;border-bottom:1px solid var(--border)}
.attachment-item:last-child{border-bottom:none}
.attachment-icon{flex-shrink:0;font-size:1rem}
.attachment-link{color:var(--text);display:flex;flex-direction:column;gap:.15rem;flex:1;min-width:0}
.attachment-link:hover{color:var(--accent);text-decoration:none}
.attachment-filename{font-size:.75rem;color:var(--text-muted);font-family:'JetBrains Mono',monospace}
.attachment-size{flex-shrink:0;font-size:.73rem;color:var(--text-muted)}
.article-nav-bottom{display:flex;justify-content:space-between;margin-top:3rem;padding-top:1.5rem;border-top:1px solid var(--border);font-size:.85rem;gap:1rem;}
.nav-prev,.nav-next{color:var(--text-muted);max-width:45%}
.nav-next{margin-left:auto;text-align:right}
.nav-prev:hover,.nav-next:hover{color:var(--accent);text-decoration:none}
@media(max-width:900px){
  .article-content{grid-template-columns:minmax(0,1fr)}
  .article-page-header{max-width:none}
  .article-toc{display:none}
}