:root{
  --bg:#070912;
  --bg-soft:#0c1024;
  --panel:#11162e;
  --panel-2:#171d3c;
  --line:#252c52;
  --text:#eef0fa;
  --text-dim:#a8b0d2;
  --muted:#7884ab;
  --brand:#9333ea;       /* royal violet */
  --brand-2:#22d3ee;     /* electric cyan */
  --brand-3:#f472b6;     /* pink — third gradient stop */
  --brand-soft:rgba(147,51,234,.16);
  --brand-gradient:linear-gradient(135deg,#9333ea 0%,#7c5cff 35%,#06b6d4 100%);
  --accent:#fb923c;
  --success:#10b981;
  --warn:#f59e0b;
  --radius:14px;
  --radius-sm:10px;
  --shadow:
    0 1px 1px rgba(0,0,0,.06),
    0 4px 8px rgba(0,0,0,.08),
    0 16px 32px -10px rgba(0,0,0,.30),
    0 32px 60px -16px rgba(0,0,0,.40);
  --shadow-sm:
    0 1px 2px rgba(0,0,0,.06),
    0 6px 14px -4px rgba(0,0,0,.20);
  --shadow-glow:
    0 0 0 1px var(--brand-soft),
    0 18px 50px -12px color-mix(in oklab, var(--brand) 50%, transparent);
  --maxw:1240px;
}

@media (prefers-color-scheme: light){
  :root:not([data-theme]){
    --bg:#fafbfd;
    --bg-soft:#ffffff;
    --panel:#ffffff;
    --panel-2:#f5f7fc;
    --line:#e6eaf3;
    --text:#0c1226;
    --text-dim:#3a4366;
    --muted:#6a7494;
    --brand:#7c3aed;
    --brand-2:#0891b2;
    --brand-soft:rgba(124,58,237,.10);
    --shadow:0 20px 40px -10px rgba(20,30,60,.10);
    --shadow-sm:0 6px 16px -4px rgba(20,30,60,.06);
  }
}

:root[data-theme="light"]{
  --bg:#fafbfe;
  --bg-soft:#ffffff;
  --panel:#ffffff;
  --panel-2:#f4f6fc;
  --line:#e3e8f3;
  --text:#0a0f24;
  --text-dim:#3a4366;
  --muted:#6a7494;
  --brand:#7c3aed;
  --brand-2:#0891b2;
  --brand-3:#db2777;
  --brand-soft:rgba(124,58,237,.10);
  --brand-gradient:linear-gradient(135deg,#7c3aed 0%,#6366f1 35%,#0891b2 100%);
  --shadow:0 24px 50px -14px rgba(20,30,60,.14);
  --shadow-sm:0 8px 18px -6px rgba(20,30,60,.08);
}

:root[data-theme="dark"]{
  --bg:#070912;
  --bg-soft:#0c1024;
  --panel:#11162e;
  --panel-2:#171d3c;
  --line:#252c52;
  --text:#eef0fa;
  --text-dim:#a8b0d2;
  --muted:#7884ab;
  --brand:#9333ea;
  --brand-2:#22d3ee;
  --brand-3:#f472b6;
  --brand-soft:rgba(147,51,234,.16);
  --brand-gradient:linear-gradient(135deg,#9333ea 0%,#7c5cff 35%,#06b6d4 100%);
  --shadow:0 24px 50px -12px rgba(0,0,0,.5);
  --shadow-sm:0 8px 18px -6px rgba(0,0,0,.35);
}

/* Palette: emerald */
:root[data-palette="emerald"]{
  --brand:#10b981;
  --brand-2:#06b6d4;
  --brand-3:#84cc16;
  --brand-soft:rgba(16,185,129,.18);
  --brand-gradient:linear-gradient(135deg,#10b981 0%,#22d3ee 50%,#84cc16 100%);
}
/* Palette: rose */
:root[data-palette="rose"]{
  --brand:#e11d48;
  --brand-2:#f97316;
  --brand-3:#f472b6;
  --brand-soft:rgba(225,29,72,.18);
  --brand-gradient:linear-gradient(135deg,#e11d48 0%,#f472b6 50%,#f97316 100%);
}
/* Palette: ocean (default-ish) */
:root[data-palette="ocean"]{
  --brand:#2563eb;
  --brand-2:#06b6d4;
  --brand-3:#a855f7;
  --brand-soft:rgba(37,99,235,.18);
  --brand-gradient:linear-gradient(135deg,#2563eb 0%,#06b6d4 50%,#a855f7 100%);
}

/* Theme toggle & palette switcher */
.theme-toggle, .palette-toggle{
  background:transparent;border:1px solid var(--line);
  color:var(--text);width:36px;height:36px;border-radius:10px;
  cursor:pointer;display:grid;place-items:center;
  transition:background .15s ease,border-color .15s ease;
  flex-shrink:0;margin-left:6px;
}
.theme-toggle:hover, .palette-toggle:hover{background:var(--panel-2);border-color:var(--brand)}
.palette-toggle{color:var(--brand-2)}
.theme-toggle .sun{display:none}
.theme-toggle .moon{display:block}
:root[data-theme="light"] .theme-toggle .sun{display:block}
:root[data-theme="light"] .theme-toggle .moon{display:none}
@media (prefers-color-scheme: light){
  :root:not([data-theme]) .theme-toggle .sun{display:block}
  :root:not([data-theme]) .theme-toggle .moon{display:none}
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px;view-transition-name:none}
@view-transition{navigation:auto}
::view-transition-old(root){animation:mk-vt-out .25s ease both}
::view-transition-new(root){animation:mk-vt-in .25s ease both}
@keyframes mk-vt-out{to{opacity:0;transform:translateY(-8px)}}
@keyframes mk-vt-in{from{opacity:0;transform:translateY(8px)}}
html,body{margin:0;padding:0}
*:focus{outline:none}
*:focus-visible{
  outline:none;
  box-shadow:
    0 0 0 2px var(--bg),
    0 0 0 4px color-mix(in oklab, var(--brand) 70%, transparent);
  border-radius:8px;
  transition:box-shadow .15s ease;
}
a:focus-visible, button:focus-visible{
  position:relative;z-index:2;
}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 600px at 85% 0%, color-mix(in oklab, var(--brand) 20%, transparent), transparent 60%),
    radial-gradient(800px 500px at 5% 12%, color-mix(in oklab, var(--brand-2) 16%, transparent), transparent 55%),
    radial-gradient(700px 400px at 50% 105%, color-mix(in oklab, var(--brand-3) 12%, transparent), transparent 60%),
    radial-gradient(600px 400px at 95% 50%, color-mix(in oklab, var(--brand) 8%, transparent), transparent 60%);
  background-attachment:fixed;
  animation:mk-bg-drift 40s ease-in-out infinite;
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  min-height:100vh;
  font-feature-settings:"cv11","ss01";
  position:relative;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .35 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  opacity:.18;mix-blend-mode:soft-light;
}
:root[data-theme="light"] body::before{opacity:.05}
@media (prefers-color-scheme: light){
  :root:not([data-theme]) body::before{opacity:.05}
}

/* Aurora blobs */
body::after{
  content:"";position:fixed;inset:-100px;z-index:-1;pointer-events:none;
  background:
    radial-gradient(40% 30% at 70% 20%, color-mix(in oklab, var(--brand) 25%, transparent) 0%, transparent 70%),
    radial-gradient(35% 25% at 20% 60%, color-mix(in oklab, var(--brand-2) 20%, transparent) 0%, transparent 70%),
    radial-gradient(30% 25% at 85% 85%, color-mix(in oklab, var(--brand-3) 18%, transparent) 0%, transparent 70%);
  filter:blur(40px);
  animation:mk-aurora 30s ease-in-out infinite alternate;
  opacity:.7;
}
:root[data-theme="light"] body::after{opacity:.5}
@media (prefers-color-scheme: light){
  :root:not([data-theme]) body::after{opacity:.5}
}
@keyframes mk-aurora{
  0%{transform:translate(0,0) rotate(0deg)}
  50%{transform:translate(30px,-20px) rotate(3deg)}
  100%{transform:translate(-20px,30px) rotate(-3deg)}
}
a{color:var(--brand-2);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-weight:700;line-height:1.15;margin:0 0 .6em;font-feature-settings:"cv11"}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);letter-spacing:-.025em;font-weight:800}
h2{font-size:clamp(1.55rem,2.6vw,2.1rem);letter-spacing:-.018em;font-weight:750}
h3{font-size:1.15rem;letter-spacing:-.012em}
h4{font-size:.95rem;letter-spacing:-.005em}
p{margin:0 0 1em;color:var(--text-dim)}

/* Display heading variant for hero h1 — extra punch */
.hero h1{
  font-size:clamp(2.3rem,5vw,3.8rem);
  letter-spacing:-.03em;
  font-weight:850;
  line-height:1.05;
}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  background:color-mix(in oklab, var(--bg) 60%, transparent);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease, background .25s ease;
}
.site-header.scrolled{
  border-bottom-color:color-mix(in oklab, var(--line) 70%, transparent);
  box-shadow:0 8px 32px -10px rgba(0,0,0,.18);
  background:color-mix(in oklab, var(--bg) 80%, transparent);
}
.back-to-top{
  position:fixed;right:20px;bottom:20px;z-index:60;
  width:44px;height:44px;border-radius:50%;
  background:var(--panel);border:1px solid var(--line);
  color:var(--text);cursor:pointer;
  display:grid;place-items:center;
  box-shadow:0 6px 20px rgba(0,0,0,.2);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:all .2s ease;
}
.back-to-top:hover{
  background:var(--brand-gradient);
  color:#fff;border-color:transparent;
  box-shadow:0 10px 30px -8px color-mix(in oklab, var(--brand) 70%, transparent);
}
.back-to-top.visible{opacity:1;visibility:visible;transform:translateY(0)}

.read-progress{
  position:fixed;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transform-origin:left center;transform:scaleX(0);
  z-index:100;pointer-events:none;
  transition:transform .12s linear;
}

/* Command palette */
.cmdk-trigger{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--panel);border:1px solid var(--line);
  color:var(--muted);padding:7px 10px 7px 12px;border-radius:10px;
  cursor:pointer;font:inherit;font-size:.875rem;
  transition:border-color .15s ease, background .15s ease;
  margin-left:auto;
}
.cmdk-trigger:hover{border-color:var(--brand);color:var(--text)}
.cmdk-trigger-label{margin-right:6px}
.cmdk-kbd{
  font-family:'JetBrains Mono', ui-monospace, monospace;
  font-size:.72rem;background:var(--panel-2);
  border:1px solid var(--line);padding:2px 6px;border-radius:5px;
  color:var(--muted);
}
@media (max-width:900px){
  .cmdk-trigger-label, .cmdk-kbd{display:none}
}

.cmdk{
  position:fixed;inset:0;z-index:300;display:none;
  align-items:flex-start;justify-content:center;
  padding-top:12vh;
}
.cmdk.open{display:flex;animation:mk-fade-in .15s ease both}
.cmdk-backdrop{
  position:absolute;inset:0;background:rgba(5,8,20,.6);
  backdrop-filter:blur(8px);
}
.cmdk-panel{
  position:relative;width:min(600px, 90vw);
  background:var(--panel);border:1px solid var(--line);
  border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.4);
  display:flex;flex-direction:column;max-height:70vh;
  animation:mk-fade-up .2s cubic-bezier(.2,.7,.2,1) both;
}
.cmdk-input-row{
  display:flex;align-items:center;gap:12px;
  padding:14px 18px;border-bottom:1px solid var(--line);
  color:var(--muted);
}
.cmdk-input-row input{
  flex:1;background:transparent;border:0;outline:none;
  color:var(--text);font:inherit;font-size:1.05rem;
}
.cmdk-input-row kbd{
  font-family:'JetBrains Mono', monospace;font-size:.72rem;
  background:var(--panel-2);border:1px solid var(--line);
  padding:2px 8px;border-radius:5px;color:var(--muted);
}
.cmdk-results{
  list-style:none;padding:8px;margin:0;overflow-y:auto;
  scrollbar-width:thin;
}
.cmdk-item{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;padding:10px 12px;border-radius:8px;
  cursor:pointer;transition:background .12s ease;
}
.cmdk-item.active{background:linear-gradient(135deg,color-mix(in oklab,var(--brand) 18%,transparent),color-mix(in oklab,var(--brand-2) 18%,transparent))}
.cmdk-item .cmdk-title{color:var(--text);font-weight:500;font-size:.93rem;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cmdk-item .cmdk-cat{
  color:var(--muted);font-size:.78rem;font-weight:600;
  background:var(--panel-2);border:1px solid var(--line);
  padding:2px 8px;border-radius:999px;flex-shrink:0;
}
.cmdk-empty{padding:20px;text-align:center;color:var(--muted)}
.cmdk-footer{
  padding:10px 18px;border-top:1px solid var(--line);
  display:flex;gap:18px;color:var(--muted);font-size:.78rem;
}
.cmdk-footer kbd{
  font-family:'JetBrains Mono', monospace;
  background:var(--panel-2);border:1px solid var(--line);
  padding:1px 5px;border-radius:4px;font-size:.7rem;
}

/* Image lightbox */
.lightbox{
  position:fixed;inset:0;z-index:200;
  background:rgba(5,8,20,.92);backdrop-filter:blur(10px);
  display:none;align-items:center;justify-content:center;
  padding:40px;cursor:zoom-out;
}
.lightbox.open{display:flex;animation:mk-fade-in .15s ease both}
.lightbox img{
  max-width:min(94vw, 1400px);max-height:90vh;
  border-radius:10px;box-shadow:0 30px 80px rgba(0,0,0,.5);
  animation:mk-fade-up .25s cubic-bezier(.2,.7,.2,1) both;
}
.lightbox-close{
  position:absolute;top:20px;right:24px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
  color:#fff;width:42px;height:42px;border-radius:50%;
  font-size:24px;cursor:pointer;display:grid;place-items:center;
  transition:background .15s ease;line-height:1;
}
.lightbox-close:hover{background:rgba(255,255,255,.2)}

/* Entrance animations */
@keyframes mk-fade-up{
  from{opacity:0;transform:translateY(12px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes mk-fade-in{
  from{opacity:0}
  to{opacity:1}
}
.hero .eyebrow, .hero h1, .hero .lede, .hero-cta, .hero-stats, .hero-card{
  animation:mk-fade-up .55s cubic-bezier(.2,.7,.2,1) both;
}
.hero h1{animation-delay:.06s}
.hero .lede{animation-delay:.12s}
.hero-cta{animation-delay:.18s}
.hero-stats{animation-delay:.24s}
.hero-card{animation-delay:.10s}
.card-grid > *{animation:mk-fade-up .5s cubic-bezier(.2,.7,.2,1) both}
.card-grid > *:nth-child(2){animation-delay:.04s}
.card-grid > *:nth-child(3){animation-delay:.08s}
.card-grid > *:nth-child(4){animation-delay:.12s}
.card-grid > *:nth-child(5){animation-delay:.16s}
.card-grid > *:nth-child(6){animation-delay:.20s}
.card-grid > *:nth-child(7){animation-delay:.24s}
.card-grid > *:nth-child(8){animation-delay:.28s}
.card-grid > *:nth-child(9){animation-delay:.32s}
.card-grid > *:nth-child(10){animation-delay:.36s}
.card-grid > *:nth-child(11){animation-delay:.40s}
.card-grid > *:nth-child(12){animation-delay:.44s}

@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation-duration:0s !important; transition-duration:0s !important;
  }
  html{scroll-behavior:auto}
}

/* ===== Print ===== */
@media print{
  :root{
    --bg:#fff !important;
    --panel:#fff !important;
    --panel-2:#f7f7f7 !important;
    --line:#ddd !important;
    --text:#111 !important;
    --text-dim:#333 !important;
    --muted:#666 !important;
    --brand:#3a3aff !important;
    --brand-2:#0066cc !important;
  }
  body{background:#fff !important;color:#000 !important}
  body::before, .site-header, .site-footer, .aside, .article-nav,
  .read-progress, .nav-toggle, .theme-toggle, .list-toolbar, .sort-group,
  .hero-cta, .back-to-top{display:none !important}
  .with-aside{grid-template-columns:1fr !important}
  .article-body{
    border:none !important;padding:0 !important;background:none !important;
  }
  iframe{display:none !important}
  iframe::after{content:"[Video not printable]"}
  a[href^="http"]:not([href*="localhost"])::after{
    content:" (" attr(href) ")";font-size:.85em;color:#555;
  }
  .page-head h1{margin-top:0}
  .tag{border:1px solid #999 !important;background:#fff !important;color:#333 !important}
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  padding:14px 0;
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:1.25rem;color:var(--text);
  letter-spacing:-.02em;
}
.brand .logo{
  width:34px;height:34px;border-radius:9px;
  display:grid;place-items:center;
  background:var(--brand-gradient);
  color:white;font-weight:900;font-size:.95rem;
  box-shadow:var(--shadow-sm);
}
.brand span.dot{color:var(--brand-2)}
.brand:hover{color:var(--text)}

.nav-toggle{
  margin-left:auto;background:transparent;color:var(--text);
  border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer;
  display:none;
}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:2px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none}
.site-nav::-webkit-scrollbar{display:none}
.site-nav a{
  color:var(--text-dim);font-weight:500;font-size:.875rem;
  padding:8px 10px;border-radius:8px;white-space:nowrap;
  position:relative;transition:color .2s ease;
}
.site-nav a::before{
  content:"";position:absolute;left:50%;right:50%;bottom:2px;height:2px;
  background:var(--brand-gradient);border-radius:2px;
  transition:left .25s ease, right .25s ease;
}
.site-nav a:hover{color:var(--text);background:transparent}
.site-nav a:hover::before{left:20%;right:20%}
.site-nav a.active{color:var(--text);background:transparent}
.site-nav a.active::before{left:20%;right:20%}

.search{margin-left:8px;position:relative;flex-shrink:0}
.search input{
  background:var(--panel);border:1px solid var(--line);color:var(--text);
  padding:7px 12px 7px 32px;border-radius:8px;width:170px;font:inherit;font-size:.875rem;
  transition:border-color .15s ease, box-shadow .15s ease, width .2s ease;
}
.search input:focus{width:240px}
.search input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in oklab, var(--brand) 25%, transparent)}
.search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--muted)}

/* ===== Hero ===== */
.hero{
  padding:64px 0 32px;
  position:relative;overflow:hidden;
}
.hero::before, .hero::after{
  content:"";position:absolute;border-radius:50%;
  pointer-events:none;
}
.hero::before{
  width:6px;height:6px;background:var(--brand-2);
  top:25%;left:62%;opacity:.7;
  box-shadow:
    -180px 80px 0 -1px var(--brand),
    220px 30px 0 -2px var(--brand-3),
    -90px 180px 0 -1px var(--brand-2),
    340px -50px 0 -2px var(--brand),
    160px 200px 0 -1px var(--brand-2),
    -260px -30px 0 -3px var(--brand-3);
  animation:mk-float 8s ease-in-out infinite;
}
.hero::after{
  width:3px;height:3px;background:var(--brand);
  top:60%;left:40%;opacity:.5;
  box-shadow:
    -120px -40px 0 0 var(--brand-3),
    200px -90px 0 0 var(--brand-2),
    320px 80px 0 0 var(--brand),
    -200px 60px 0 0 var(--brand-2);
  animation:mk-float 12s ease-in-out infinite reverse;
}
@keyframes mk-float{
  0%, 100%{transform:translateY(0) translateX(0)}
  50%{transform:translateY(-14px) translateX(8px)}
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--brand-2);
  padding:6px 14px 6px 10px;border-radius:999px;
  background:color-mix(in oklab, var(--brand-2) 12%, transparent);
  border:1px solid color-mix(in oklab, var(--brand-2) 25%, transparent);
  position:relative;
}
.eyebrow::before{
  content:"";display:inline-block;width:8px;height:8px;border-radius:50%;
  background:var(--brand-2);box-shadow:0 0 0 4px color-mix(in oklab, var(--brand-2) 25%, transparent);
  animation:mk-pulse 2s infinite;
}
@keyframes mk-pulse{
  0%, 100%{box-shadow:0 0 0 0 color-mix(in oklab, var(--brand-2) 35%, transparent)}
  50%{box-shadow:0 0 0 6px color-mix(in oklab, var(--brand-2) 0%, transparent)}
}
.hero h1 .grad{
  background:linear-gradient(90deg,var(--brand) 0%,var(--brand-3) 50%,var(--brand-2) 100%);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:mk-gradient-shift 8s ease-in-out infinite;
  position:relative;display:inline-block;
}
.hero h1 .grad::after{
  content:"";position:absolute;left:0;right:0;bottom:.08em;height:.08em;
  background:var(--brand-gradient);border-radius:99px;
  transform:scaleX(0);transform-origin:left center;
  animation:mk-underline-draw 1.4s cubic-bezier(.2,.7,.2,1) .6s forwards;
}
@keyframes mk-underline-draw{
  0%{transform:scaleX(0)}
  100%{transform:scaleX(1)}
}
@keyframes mk-gradient-shift{
  0%, 100%{background-position:0% 50%}
  50%{background-position:100% 50%}
}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .55s ease, transform .55s cubic-bezier(.2,.7,.2,1)}
.reveal.in-view{opacity:1;transform:translateY(0)}

/* Page accent — set per-category via inline style on body */
body[style*="--page-accent"]{
  --brand:rgb(var(--page-accent));
  --brand-soft:rgba(var(--page-accent), .16);
}
body[style*="--page-accent"] .page-head h1{
  background:linear-gradient(135deg, rgb(var(--page-accent)) 0%, var(--text) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
body[style*="--page-accent"] .count-badge{
  color:rgb(var(--page-accent));
  background:rgba(var(--page-accent), .12);
  border-color:rgba(var(--page-accent), .3);
}

@keyframes mk-bg-drift{
  0%, 100%{background-position:0% 0%, 0% 0%, 0% 0%, 0% 0%}
  33%{background-position:3% 5%, -3% 8%, 2% -3%, -5% 2%}
  66%{background-position:-3% 3%, 4% -2%, -2% 5%, 3% -3%}
}
.hero p.lede{font-size:1.1rem;color:var(--text-dim);max-width:54ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:36px;padding-top:28px;border-top:1px solid var(--line);
  max-width:520px;
}
.stat{display:flex;flex-direction:column;gap:2px}
.stat-num{
  font-family:'Inter',sans-serif;font-weight:800;font-size:1.7rem;
  color:var(--text);letter-spacing:-.02em;line-height:1;
  background:var(--brand-gradient);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 18px;border-radius:10px;font-weight:600;font-size:.93rem;
  border:1px solid var(--line);background:var(--panel);color:var(--text);
  transition:transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  cursor:pointer;text-decoration:none;line-height:1;
  position:relative;overflow:hidden;
}
.btn:hover{
  transform:translateY(-1px);background:var(--panel-2);color:var(--text);
  border-color:color-mix(in oklab, var(--brand) 40%, var(--line));
}
.btn:active{transform:translateY(0)}
.btn-primary{
  background:var(--brand-gradient);
  border:1px solid transparent;color:white;
  box-shadow:0 6px 18px -6px color-mix(in oklab, var(--brand) 60%, transparent),
             inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover{
  color:white;filter:brightness(1.06);
  box-shadow:0 10px 28px -6px color-mix(in oklab, var(--brand) 70%, transparent),
             inset 0 1px 0 rgba(255,255,255,.22);
}
.btn-primary::after{
  content:"";position:absolute;top:0;left:-100%;
  width:30%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);
  transform:skewX(-20deg);transition:left .6s ease;
}
.btn-primary:hover::after{left:130%}
.btn-ghost{
  background:transparent;border-color:transparent;color:var(--text-dim);
}
.btn-ghost:hover{background:var(--panel-2);color:var(--text)}
.btn-sm{padding:7px 12px;font-size:.85rem;border-radius:8px}

.hero-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:
    linear-gradient(var(--panel), var(--panel)) padding-box,
    var(--brand-gradient) border-box;
  border:1px solid transparent;
  box-shadow:var(--shadow), 0 0 32px -10px color-mix(in oklab, var(--brand) 40%, transparent);
  transition:transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease;
}
.hero-card:hover{
  transform:translateY(-4px);
  box-shadow:0 30px 60px -16px rgba(0,0,0,.45);
  border-color:color-mix(in oklab, var(--brand) 35%, var(--line));
}
.hero-card .ratio{position:relative;padding-top:56.25%;background:#000}
.hero-card .ratio iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.hero-card .meta{padding:18px 20px}
.hero-card .meta h3{margin:0 0 6px;font-size:1.05rem;color:var(--text)}
.hero-card .meta small{color:var(--muted);font-size:.85rem}

/* ===== Section ===== */
section.section{padding:48px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{margin:0}
.section-head p{margin:6px 0 0;color:var(--muted)}
.section-head a.more{font-weight:600}

/* ===== Cards grid ===== */
.card-grid{
  display:grid;gap:18px;
  grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  grid-auto-rows:1fr;
}
@supports not (selector(:has(*))){
  .card-grid{grid-auto-rows:auto}
}
.card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;
  display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  position:relative;overflow:hidden;min-height:200px;
}
.card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(400px 200px at var(--mx, 100%) var(--my, 0%), color-mix(in oklab, var(--brand) 18%, transparent), transparent 60%);
  opacity:0;transition:opacity .25s ease;pointer-events:none;
}
.card:hover::before{opacity:1}
.card:hover{
  transform:translateY(-4px);
  border-color:color-mix(in oklab, var(--brand) 50%, var(--line));
  box-shadow:
    0 30px 60px -16px color-mix(in oklab, var(--brand) 30%, transparent),
    var(--shadow);
}
.card .icon{
  width:42px;height:42px;border-radius:10px;
  display:grid;place-items:center;
  background:color-mix(in oklab, var(--brand) 18%, transparent);
  color:var(--brand-2);
}
.card h3{margin:0;font-size:1.1rem;color:var(--text)}
.card p{margin:0;font-size:.93rem;color:var(--text-dim)}
.card .pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.78rem;font-weight:600;color:var(--muted);
  padding:4px 10px;border-radius:999px;background:var(--panel-2);
  border:1px solid var(--line);width:max-content;
}
.card a.cover-link{position:absolute;inset:0;z-index:1}

/* Per-topic accent on home cards */
.topic-card .icon{
  background:rgba(var(--topic-accent),.16);
  color:rgb(var(--topic-accent));
  border:1px solid rgba(var(--topic-accent),.22);
}
.topic-card::before{
  background:radial-gradient(420px 220px at 100% 0%, rgba(var(--topic-accent),.18), transparent 60%);
}
.topic-card:hover{border-color:rgba(var(--topic-accent),.5)}
.topic-card:hover .card-arrow{
  background:rgb(var(--topic-accent));color:#fff;
}
.topic-card .card-arrow{color:rgb(var(--topic-accent))}

/* Project cards with per-card accent */
.project-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 24px;
  display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease, border-color .2s ease, box-shadow .25s ease;
  position:relative;overflow:hidden;min-height:240px;
}
.project-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(500px 250px at 0% 0%, rgba(var(--project-accent),.20), transparent 60%);
  opacity:0;transition:opacity .25s ease;pointer-events:none;
}
.project-card:hover{
  transform:translateY(-4px);
  border-color:rgba(var(--project-accent),.5);
  box-shadow:0 22px 50px -16px rgba(var(--project-accent),.35);
}
.project-card:hover::before{opacity:1}
.project-emoji{
  font-size:2.5rem;line-height:1;
  width:56px;height:56px;border-radius:14px;
  display:grid;place-items:center;
  background:rgba(var(--project-accent),.12);
  border:1px solid rgba(var(--project-accent),.25);
}
.project-card h3{font-size:1.2rem;margin:6px 0 0}
.project-card p{margin:0;color:var(--text-dim);font-size:.93rem;flex:1}
.project-card .pill{
  background:rgba(var(--project-accent),.12);
  color:rgb(var(--project-accent));
  border-color:rgba(var(--project-accent),.3);
  font-weight:600;
}
.project-card .card-arrow{color:rgb(var(--project-accent))}
.project-card:hover .card-arrow{background:rgb(var(--project-accent));color:#fff}
.project-card a.cover-link{position:absolute;inset:0;z-index:1}

/* Download cards */
.download-card{
  background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;
  display:flex;gap:20px;align-items:flex-start;
  transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
  position:relative;overflow:hidden;
}
.download-card:hover{
  border-color:color-mix(in oklab, var(--brand) 40%, var(--line));
  box-shadow:var(--shadow);
}
.download-card.coming-soon{opacity:.7}
.dl-icon{
  width:56px;height:56px;flex-shrink:0;
  border-radius:14px;display:grid;place-items:center;
  background:var(--brand-gradient);
  color:#fff;
}
.dl-icon.dim{
  background:var(--panel-2);color:var(--muted);
  border:1px solid var(--line);
}
.dl-body{flex:1;min-width:0}
.dl-body h3{margin:6px 0 8px;font-size:1.15rem;color:var(--text)}
.dl-body p{margin:0 0 16px;color:var(--text-dim);font-size:.92rem}
.dl-tag{
  display:inline-block;font-size:.72rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.08em;
  color:var(--brand-2);
  background:color-mix(in oklab, var(--brand-2) 14%, transparent);
  padding:3px 10px;border-radius:999px;
  border:1px solid color-mix(in oklab, var(--brand-2) 25%, transparent);
}
.dl-tag.muted-tag{
  color:var(--muted);background:var(--panel-2);
  border-color:var(--line);
}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:auto;padding-top:8px;
}
.card-arrow{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:8px;
  color:var(--brand-2);font-size:1.05rem;font-weight:700;
  background:transparent;transition:transform .2s ease, background .2s ease, color .2s ease;
}
.card:hover .card-arrow{
  transform:translateX(3px);
  background:var(--brand-gradient);
  color:#fff;
}

/* ===== Article list ===== */
.article-list{display:flex;flex-direction:column;gap:6px}
.article-row{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 16px;display:flex;align-items:center;gap:14px;
  transition:transform .15s ease,border-color .15s ease,background .15s ease;
  text-decoration:none;
}
.article-row:hover{transform:translateX(2px);border-color:color-mix(in oklab, var(--brand) 50%, var(--line));background:var(--panel-2)}
.article-row .num{
  width:28px;height:28px;flex:0 0 28px;
  display:grid;place-items:center;border-radius:6px;
  background:color-mix(in oklab, var(--brand-2) 14%, transparent);
  color:var(--brand-2);font-weight:700;font-size:.72rem;
}
.article-row .title{flex:1;color:var(--text);font-weight:600;font-size:.95rem;line-height:1.35}
.article-row .title small{display:block;font-weight:400;color:var(--muted);font-size:.75rem;margin-top:2px}
.article-row .hits{color:var(--muted);font-size:.8rem;display:flex;align-items:center;gap:6px;white-space:nowrap}
.article-row.is-hot .hits{
  color:#f97316;font-weight:600;
}
.article-row.is-hot .hits::before{
  content:"🔥";margin-right:2px;font-size:.85rem;
}
.article-row.is-hot .num{
  background:linear-gradient(135deg, rgba(249,115,22,.18), rgba(244,114,182,.18));
  color:#f97316;border:1px solid rgba(249,115,22,.25);
}
.article-row a{color:inherit;display:contents}

/* Page title row with count */
.page-title-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.page-title-row h1{margin:0}
.count-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.8rem;font-weight:700;color:var(--brand-2);
  padding:5px 12px;border-radius:999px;
  background:color-mix(in oklab, var(--brand-2) 12%, transparent);
  border:1px solid color-mix(in oklab, var(--brand-2) 25%, transparent);
  letter-spacing:.02em;
}

/* List page toolbar with prominent search */
.list-toolbar{
  display:flex;align-items:center;gap:14px;margin:20px 0 16px;
  flex-wrap:wrap;
}
.search-wrap{
  position:relative;flex:1;min-width:240px;max-width:480px;
}
.search-wrap svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}
.search-wrap input{
  width:100%;background:var(--panel);border:1px solid var(--line);
  color:var(--text);padding:11px 14px 11px 40px;
  border-radius:10px;font:inherit;font-size:.95rem;
  transition:border-color .15s ease, box-shadow .15s ease;
}
.search-wrap input:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px color-mix(in oklab, var(--brand) 25%, transparent);
}
.search-kbd{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-family:'JetBrains Mono', ui-monospace, monospace;font-size:.75rem;
  background:var(--panel-2);border:1px solid var(--line);
  padding:2px 8px;border-radius:6px;color:var(--muted);
  pointer-events:none;
}
.search-wrap input:focus + .search-kbd{display:none}
.count-info{color:var(--muted);font-size:.85rem}

.sort-group{
  display:inline-flex;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;padding:3px;gap:2px;
}
.sort-btn{
  background:transparent;border:0;color:var(--text-dim);
  padding:6px 12px;font:inherit;font-size:.85rem;font-weight:500;
  border-radius:7px;cursor:pointer;transition:all .15s ease;
  white-space:nowrap;
}
.sort-btn:hover{color:var(--text);background:var(--panel-2)}
.sort-btn.active{
  background:var(--brand-gradient);
  color:#fff;font-weight:600;
}

/* ===== Layout w/ sidebar ===== */
.page{padding:32px 0 64px}
.page-head{margin-bottom:24px}
.page-head .crumbs{
  font-size:.82rem;color:var(--muted);margin-bottom:14px;
  display:inline-flex;align-items:center;flex-wrap:wrap;
  background:var(--panel);border:1px solid var(--line);
  padding:6px 14px;border-radius:999px;
}
.page-head .crumbs a{
  color:var(--text-dim);text-decoration:none;
  transition:color .15s ease;font-weight:500;
}
.page-head .crumbs a:hover{color:var(--brand-2)}
.page-head h1{font-size:clamp(1.7rem,3vw,2.4rem);margin:0 0 8px}
.page-head p{margin:0;color:var(--text-dim);max-width:70ch}

.with-aside{display:grid;grid-template-columns:1fr 280px;gap:32px;align-items:flex-start}
.aside{
  position:sticky;top:84px;
  max-height:calc(100vh - 100px);
  overflow-y:auto;
  scrollbar-width:thin;
  scrollbar-color:var(--line) transparent;
  padding-right:4px;
}
.aside::-webkit-scrollbar{width:6px}
.aside::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.aside::-webkit-scrollbar-thumb:hover{background:var(--muted)}
.aside .well{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;margin-bottom:18px;
}
.aside .well h3{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 12px;font-weight:700}
.aside ul.menu{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px}
.aside ul.menu a{
  display:block;color:var(--text-dim);padding:8px 10px;border-radius:8px;font-size:.92rem;
}
.aside ul.menu a:hover{background:var(--panel-2);color:var(--text)}
.aside ul.menu a.active{background:linear-gradient(135deg,color-mix(in oklab, var(--brand) 20%, transparent),color-mix(in oklab, var(--brand-2) 20%, transparent));color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}

.aside-link{
  display:inline-block;color:var(--brand-2);font-weight:600;font-size:.92rem;
  padding:6px 0;
}
.aside-link:hover{color:var(--brand)}

.aside-popular{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.aside-popular a{
  display:block;color:var(--text);font-weight:500;font-size:.9rem;
  line-height:1.3;text-decoration:none;
}
.aside-popular a small{display:block;color:var(--muted);font-weight:400;font-size:.75rem;margin-top:3px}
.aside-popular a:hover{color:var(--brand-2)}

.aside-series{
  list-style:none;padding:0;margin:0;counter-reset:s;
  display:flex;flex-direction:column;gap:1px;max-height:380px;overflow-y:auto;
  scrollbar-width:thin;scrollbar-color:var(--line) transparent;
}
.aside-series::-webkit-scrollbar{width:4px}
.aside-series::-webkit-scrollbar-thumb{background:var(--line);border-radius:2px}
.aside-series li{counter-increment:s;display:flex;align-items:flex-start;gap:8px;padding:6px 0;border-bottom:1px solid var(--line)}
.aside-series li:last-child{border-bottom:0}
.aside-series li::before{
  content:counter(s,decimal-leading-zero);
  color:var(--muted);font-size:.7rem;font-weight:700;
  font-variant-numeric:tabular-nums;padding-top:2px;flex-shrink:0;
}
.aside-series li a{
  color:var(--text-dim);text-decoration:none;font-size:.83rem;line-height:1.35;
}
.aside-series li a:hover{color:var(--text)}
.aside-series li.current{
  background:color-mix(in oklab, var(--brand) 12%, transparent);
  margin:0 -10px;padding:6px 10px;border-radius:6px;border-bottom:0;
}
.aside-series li.current::before{color:var(--brand-2)}
.aside-series li.current a{color:var(--text);font-weight:600}

/* ===== Article body ===== */
.article-body{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 32px;line-height:1.75;
}
.article-body h1, .article-body h2, .article-body h3, .article-body h4{color:var(--text);margin-top:1.4em}
.article-body p{color:var(--text-dim)}
.article-body a{color:var(--brand-2);text-decoration:underline;text-underline-offset:3px}
.article-body img{
  display:block;max-width:100%;height:auto;
  border-radius:10px;border:1px solid var(--line);
  margin:18px auto;background:var(--panel-2);
}
.article-body ul, .article-body ol{padding-left:1.4em;color:var(--text-dim)}
.article-body li{margin:.3em 0}
.article-body pre{
  background:color-mix(in oklab, var(--bg) 80%, black 10%);
  border:1px solid var(--line);border-radius:10px;
  padding:14px 16px;overflow-x:auto;font-family:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size:.9rem;line-height:1.55;
}
.article-body code{
  font-family:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size:.92em;background:var(--panel-2);
  padding:2px 6px;border-radius:6px;border:1px solid var(--line);
}
.article-body pre code{background:transparent;border:0;padding:0;border-radius:0}
.article-body blockquote{
  border-left:3px solid var(--brand);background:var(--panel-2);
  padding:12px 18px;border-radius:0 10px 10px 0;color:var(--text-dim);
}
.article-body table{
  border-collapse:collapse;width:100%;margin:18px 0;
  background:var(--panel-2);border-radius:8px;overflow:hidden;
}
.article-body th, .article-body td{
  border:1px solid var(--line);padding:8px 12px;text-align:left;
}
.article-body th{background:var(--panel)}

/* Responsive iframe wrapper for videos */
.video-wrap{
  position:relative;padding-top:56.25%;margin:18px 0;
  border-radius:10px;overflow:hidden;background:#000;
  border:1px solid var(--line);
}
.video-wrap iframe{
  position:absolute;inset:0;width:100%;height:100%;border:0;
}

.article-meta{
  display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);
  font-size:.9rem;margin-top:14px;
}
.article-meta span{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--panel);padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);
}

.tags-row{
  display:flex;flex-wrap:wrap;gap:8px;
  margin:32px 0 0;padding-top:24px;border-top:1px solid var(--line);
}
.tag{
  font-size:.78rem;font-weight:600;color:var(--brand-2);
  background:color-mix(in oklab, var(--brand-2) 14%, transparent);
  border:1px solid color-mix(in oklab, var(--brand-2) 30%, transparent);
  padding:4px 12px;border-radius:999px;text-decoration:none;
  transition:all .15s ease;
}
.tag:hover{
  background:var(--brand-2);color:#fff;
  border-color:var(--brand-2);
  transform:translateY(-1px);
}

.tag-cloud{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:8px;
}
.tag-card{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:12px;
  background:var(--panel);border:1px solid var(--line);
  text-decoration:none;transition:all .15s ease;
}
.tag-card:hover{
  background:var(--brand-gradient);
  border-color:transparent;transform:translateY(-2px);
  box-shadow:var(--shadow-sm);
}
.tag-card:hover .tag-name, .tag-card:hover .tag-count{color:#fff}
.tag-name{color:var(--text);font-weight:600;font-size:.95rem}
.tag-count{
  color:var(--muted);font-weight:700;font-size:.78rem;
  background:var(--panel-2);padding:2px 8px;border-radius:999px;
}
.tag-card:hover .tag-count{background:rgba(255,255,255,.18)}
.article-nav{
  display:grid;grid-template-columns:1fr 1fr;gap:12px;
  margin-top:32px;padding-top:24px;border-top:1px solid var(--line);
}
.nav-card{
  display:flex;flex-direction:column;gap:6px;
  background:var(--panel-2);border:1px solid var(--line);
  border-radius:12px;padding:16px 18px;
  text-decoration:none;color:var(--text);
  transition:transform .15s ease, border-color .15s ease, background .15s ease;
  min-width:0;
}
.nav-card:hover{
  border-color:color-mix(in oklab, var(--brand) 50%, var(--line));
  background:var(--panel);
  transform:translateY(-2px);
  color:var(--text);
}
.nav-card.next{text-align:right}
.nav-card .nav-dir{
  font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  color:var(--brand-2);
}
.nav-card .nav-title{
  color:var(--text);font-weight:600;font-size:.98rem;line-height:1.35;
  text-decoration:none;
}
.nav-card-placeholder{display:block}
@media (max-width:600px){
  .article-nav{grid-template-columns:1fr}
}

/* 404 */
.error-page{padding:60px 0 80px;text-align:center}
.error-wrap{max-width:560px;margin:0 auto}
.error-code{
  font-size:clamp(6rem, 14vw, 11rem);
  font-weight:900;letter-spacing:-.05em;line-height:1;
  background:var(--brand-gradient);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:8px;
}
.error-page .hero-cta{justify-content:center;margin-top:28px}
.error-page p{color:var(--text-dim);font-size:1.05rem;max-width:480px;margin:0 auto}

/* ===== Footer ===== */
.site-footer{
  margin-top:48px;border-top:1px solid var(--line);
  padding:40px 0;color:var(--muted);font-size:.9rem;
  background:color-mix(in oklab, var(--bg) 70%, black 5%);
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.foot-grid h4{color:var(--text);font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;margin:0 0 14px;font-weight:700}
.foot-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}
.foot-grid a{color:var(--text-dim);font-size:.92rem;transition:color .15s ease}
.foot-grid a:hover{color:var(--brand-2)}
.foot-brand .brand{margin-bottom:14px}
.foot-brand p{font-size:.92rem;color:var(--text-dim);margin-bottom:16px;max-width:340px}
.foot-meta{display:flex;gap:10px;flex-wrap:wrap}
.foot-tag{
  display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:600;
  background:var(--panel);border:1px solid var(--line);padding:5px 10px;border-radius:999px;
  color:var(--text-dim);
}
.foot-bottom{
  margin-top:36px;padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  color:var(--muted);font-size:.85rem;
}
.foot-bottom-right a{color:var(--brand-2)}

/* ===== Responsive ===== */
@media (max-width: 900px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .with-aside{grid-template-columns:1fr}
  .aside{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-toggle{display:inline-flex}
  .site-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:var(--panel);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 16px 16px;
  }
  .site-nav.open{display:flex}
  .site-nav a{padding:10px 12px;border-radius:8px}
  .search{display:none}
  .header-inner{position:relative}
}
@media (max-width: 540px){
  .foot-grid{grid-template-columns:1fr}
  .article-body{padding:22px}
}