/* ==========================================================================
   dKjsiogu — ink & ember editorial system
   ========================================================================== */

:root{
  --bg:#090a0c;
  --bg-elev:#0d0f12;
  --panel:#111317;
  --panel-2:#16191e;
  --text:#ece7de;
  --text-2:#c2bcb2;
  --muted:#948e83;
  --dim:#857f75;
  --accent:#d9a05e;
  --accent-2:#eec089;
  --accent-ink:#191107;
  --accent-soft:rgba(217,160,94,.12);
  --jade:#8fb2a2;
  --jade-soft:rgba(143,178,162,.12);
  --line:rgba(236,231,222,.10);
  --line-strong:rgba(236,231,222,.19);
  --code-bg:#0b0d10;
  --code-line:rgba(236,231,222,.09);
  --shadow:0 34px 90px -54px rgba(0,0,0,.95);
  --serif:"Iowan Old Style","Palatino Linotype","Book Antiqua","Songti SC","Noto Serif CJK SC","Noto Serif SC",Georgia,serif;
  --sans:"Avenir Next","Inter","Helvetica Neue",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Microsoft YaHei",sans-serif;
  --mono:"JetBrains Mono","SFMono-Regular","Cascadia Mono",Menlo,Consolas,"Liberation Mono",monospace;
  --shell:1160px;
  --gutter:clamp(1.25rem,4.4vw,3.5rem);
  --header-h:74px;
  --ease:cubic-bezier(.22,.7,.18,1);
  --ease-out:cubic-bezier(.16,1,.3,1);
  --radius:3px;
}

html[data-theme="light"]{
  --bg:#f4efe5;
  --bg-elev:#faf6ee;
  --panel:#fffdf8;
  --panel-2:#ece5d8;
  --text:#1a1712;
  --text-2:#423c33;
  --muted:#6b6358;
  --dim:#746b5e;
  --accent:#9c5724;
  --accent-2:#7e451b;
  --accent-ink:#fffaf2;
  --accent-soft:rgba(164,95,42,.10);
  --jade:#4d7264;
  --jade-soft:rgba(77,114,100,.12);
  --line:rgba(26,23,18,.11);
  --line-strong:rgba(26,23,18,.23);
  --code-bg:#efe7d8;
  --code-line:rgba(26,23,18,.10);
  --shadow:0 34px 90px -54px rgba(26,23,18,.32);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;color-scheme:dark;-webkit-text-size-adjust:100%}
html[data-theme="light"]{color-scheme:light}
body{
  margin:0;
  min-height:100vh;
  background:
    radial-gradient(1100px 620px at 76% -12%,var(--accent-soft),transparent 62%),
    var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  transition:background-color .4s var(--ease),color .4s var(--ease);
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:90;
  pointer-events:none;
  opacity:.024;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}
html[data-theme="light"] body::before{opacity:.032}
body.search-open,body.lightbox-open,html.js body.nav-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.2;letter-spacing:-.015em;margin:0;text-wrap:balance}
p{margin:0;text-wrap:pretty}
::selection{background:var(--accent);color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
[hidden]{display:none!important}

.shell{width:100%;max-width:var(--shell);margin-inline:auto;padding-inline:var(--gutter)}
.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}
.skip-link{position:fixed;left:1rem;top:-4rem;z-index:200;background:var(--accent);color:var(--accent-ink);padding:.7rem 1rem;font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;transition:top .2s}
.skip-link:focus{top:1rem}
.mono{font-family:var(--mono)}
.mini-label{font-family:var(--mono);font-size:.64rem;letter-spacing:.16em;text-transform:uppercase;color:var(--dim)}
.dot{width:3px;height:3px;border-radius:50%;background:var(--line-strong)}
.empty-state{color:var(--muted);font-size:.9rem;padding:1.2rem 0}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;height:var(--header-h)}
.site-header::before{
  content:"";
  position:absolute;inset:0;
  background:rgba(9,10,12,.84);
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid transparent;
  opacity:0;
  transition:opacity .35s var(--ease),border-color .35s;
}
html[data-theme="light"] .site-header::before{background:rgba(244,239,229,.84)}
.site-header.scrolled::before{opacity:1;border-bottom-color:var(--line)}
.header-inner{position:relative;z-index:1;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:2rem}
.brand{display:inline-flex;align-items:center;gap:.8rem;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;flex-shrink:0;
  display:inline-flex;align-items:flex-end;justify-content:center;gap:3px;
  padding:8px 7px;
  border:1px solid var(--line-strong);
  background:var(--panel);
  position:relative;
}
.brand-mark::after{content:"";position:absolute;inset:3px;border:1px solid var(--line);pointer-events:none}
.brand-mark i{display:block;width:3px;background:var(--accent);border-radius:1px;position:relative;z-index:1}
.brand-mark i:nth-child(1){height:7px;opacity:.5}
.brand-mark i:nth-child(2){height:13px;opacity:.78}
.brand-mark i:nth-child(3){height:19px}
.brand-type strong{display:block;font-family:var(--serif);font-size:1.06rem;line-height:1.1;letter-spacing:.01em}
.brand-type small{display:block;font-family:var(--mono);font-size:.58rem;letter-spacing:.17em;color:var(--dim);margin-top:.28rem;white-space:nowrap}
.site-nav{display:flex;align-items:center;gap:clamp(1.1rem,2.4vw,2.2rem)}
.site-nav a{position:relative;padding:.4rem 0;font-size:.79rem;letter-spacing:.09em;color:var(--muted);transition:color .3s}
.site-nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--accent);transition:width .35s var(--ease)}
.site-nav a:hover,.site-nav a.active{color:var(--text)}
.site-nav a:hover::after,.site-nav a.active::after{width:100%}
.header-social{display:flex;align-items:center;gap:1.1rem;font-family:var(--mono);font-size:.6rem;letter-spacing:.08em;color:var(--dim)}
.header-social a{transition:color .3s}
.header-social a:hover{color:var(--accent)}
.nav-social{display:none}
.header-tools{display:flex;align-items:center;gap:.5rem;flex-shrink:0}
.tool{
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  color:var(--muted);
  background:transparent;
  transition:color .3s,border-color .3s,background-color .3s,transform .3s var(--ease);
}
.tool:hover{color:var(--text);border-color:var(--line-strong);background:var(--accent-soft);transform:translateY(-1px)}
.tool svg{width:16px;height:16px}
.theme-toggle,.menu-toggle{display:none}
html.js .theme-toggle{display:inline-flex}
.theme-toggle .icon-sun{display:none}
html[data-theme="light"] .theme-toggle .icon-sun{display:block}
html[data-theme="light"] .theme-toggle .icon-moon{display:none}
.menu-toggle{flex-direction:column;gap:5px}
.menu-toggle span{width:15px;height:1px;background:currentColor;transition:transform .3s var(--ease),opacity .3s}
body.nav-open .menu-toggle{color:var(--accent);border-color:var(--accent)}
body.nav-open .menu-toggle span:first-child{transform:translateY(3px) rotate(45deg)}
body.nav-open .menu-toggle span:last-child{transform:translateY(-3px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(3.4rem,7vw,6.2rem) 0 clamp(3.2rem,6vw,5.6rem)}
.hero::before{
  content:"";position:absolute;top:-24rem;right:-14rem;
  width:52rem;height:52rem;border-radius:50%;
  background:radial-gradient(circle,var(--accent-soft),transparent 64%);
  pointer-events:none;
}
.hero-grid-bg{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px,transparent 1px),
    linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:78px 78px;
  -webkit-mask-image:radial-gradient(ellipse 74% 66% at 62% 22%,#000 0%,transparent 78%);
  mask-image:radial-gradient(ellipse 74% 66% at 62% 22%,#000 0%,transparent 78%);
  opacity:.5;
}
.hero-inner{position:relative;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(320px,.75fr);gap:clamp(2rem,4.5vw,4.5rem);align-items:end}
.hero-copy{min-width:0}
.kicker{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;font-family:var(--mono);font-size:.66rem;letter-spacing:.17em;text-transform:uppercase;color:var(--accent)}
.kicker-line{width:2.4rem;height:1px;background:var(--accent);opacity:.65;flex-shrink:0}
.kicker-est{color:var(--dim);letter-spacing:.12em;border-left:1px solid var(--line-strong);padding-left:.8rem;margin-left:.1rem}
.kicker a{color:var(--muted);transition:color .3s}
.kicker a:hover{color:var(--accent)}
.hero-title{
  margin:1.5rem 0 1.4rem;
  font-size:clamp(3.1rem,7.2vw,6.1rem);
  line-height:1.04;
  letter-spacing:-.035em;
}
.hero-lede{max-width:36rem;color:var(--muted);font-size:1.02rem;line-height:1.9}
.hero-lede b{color:var(--text-2);font-weight:500}
.hero-actions{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;margin-top:2.2rem}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.78rem 1.25rem;
  border:1px solid var(--line-strong);
  font-size:.82rem;letter-spacing:.04em;
  transition:color .3s,border-color .3s,background-color .3s,transform .35s var(--ease),box-shadow .35s;
}
.btn:hover{border-color:var(--accent);background:var(--accent-soft);transform:translateY(-2px)}
.btn-solid{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.btn-solid:hover{background:var(--accent-2);border-color:var(--accent-2);box-shadow:0 12px 34px -16px var(--accent);color:var(--accent-ink)}
.btn-arrow{transition:transform .35s var(--ease)}
.btn:hover .btn-arrow{transform:translateX(4px)}
.hero-rss{
  display:inline-flex;align-items:center;gap:.4rem;
  padding:.4rem .2rem;border-bottom:1px solid var(--line-strong);
  font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;color:var(--muted);
  transition:color .3s,border-color .3s;
}
.hero-rss:hover{color:var(--accent);border-color:var(--accent)}
.hero-foot{
  display:flex;align-items:center;gap:1.2rem;flex-wrap:wrap;
  margin-top:2.8rem;padding-top:1rem;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:.62rem;letter-spacing:.12em;color:var(--dim);
}
.hero-foot time{color:var(--muted)}
.hero-foot a{color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:.08rem;transition:color .3s,border-color .3s}
.hero-foot a:hover{color:var(--accent);border-color:var(--accent)}

/* terminal panel */
.terminal{
  position:relative;
  background:linear-gradient(158deg,var(--panel),var(--bg) 86%);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  isolation:isolate;
}
.terminal::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:2;
  background:repeating-linear-gradient(0deg,transparent 0 3px,rgba(255,255,255,.012) 3px 4px);
}
html[data-theme="light"] .terminal::before{background:repeating-linear-gradient(0deg,transparent 0 3px,rgba(0,0,0,.014) 3px 4px)}
.terminal-bar{
  display:flex;align-items:center;gap:.55rem;
  padding:.8rem 1rem;border-bottom:1px solid var(--line);
  font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;color:var(--muted);
}
.status-dot{width:6px;height:6px;border-radius:50%;background:var(--jade);box-shadow:0 0 0 0 var(--jade-soft);animation:pulse 2.6s infinite}
.terminal-cst{margin-left:auto;color:var(--dim)}
.terminal-body{padding:1.35rem 1.3rem 1.15rem;font-family:var(--mono);position:relative;z-index:1}
.terminal-prompt{display:flex;align-items:center;gap:.2rem;flex-wrap:wrap;margin-bottom:1.35rem;font-size:.68rem;color:var(--dim)}
.prompt-user{color:var(--accent)}
.prompt-sign{color:var(--jade)}
.prompt-cmd{color:var(--text-2);margin-left:.4rem}
.status-list{display:flex;flex-direction:column;margin:0 0 1.05rem}
.status-row{display:flex;align-items:baseline;justify-content:space-between;gap:1.1rem;padding:.34rem 0;border-bottom:1px solid var(--line);font-size:.63rem;line-height:1.55}
.status-row:last-child{border-bottom:0}
.status-row .tval{max-width:66%;text-align:right;color:var(--text-2)}
.tlink{color:var(--accent)!important;border-bottom:1px solid transparent;transition:color .3s,border-color .3s}
.tlink:hover{color:var(--accent-2)!important;border-color:var(--accent)}
.terminal-rule{height:1px;background:var(--line);margin:.9rem 0}
.terminal-line{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;padding:.28rem 0;font-size:.66rem;color:var(--muted)}
.tkey{color:var(--dim);letter-spacing:.13em}
.tval{color:var(--text-2);text-align:right}
.terminal-cursor{margin-top:.85rem;color:var(--accent);font-size:.8rem;animation:blink 1.15s steps(1) infinite}
.terminal-corner{position:absolute;width:9px;height:9px;border-color:var(--accent);opacity:.65;z-index:3;pointer-events:none}
.terminal-corner.tl{top:-1px;left:-1px;border-top:1px solid;border-left:1px solid}
.terminal-corner.br{bottom:-1px;right:-1px;border-bottom:1px solid;border-right:1px solid}

/* ---------- sections ---------- */
.section{padding:clamp(3.6rem,6.5vw,5.8rem) 0 0;scroll-margin-top:calc(var(--header-h) + 1rem)}
.section-head{
  display:grid;grid-template-columns:auto 1fr auto;align-items:baseline;gap:1.2rem;
  padding-bottom:1.1rem;border-bottom:1px solid var(--line);margin-bottom:2.2rem;
}
.section-label{font-family:var(--mono);font-size:.64rem;letter-spacing:.17em;color:var(--dim);white-space:nowrap}
.section-label span{color:var(--accent)}
.section-head h2{font-size:1.4rem;letter-spacing:-.01em}
.section-meta{font-family:var(--mono);font-size:.64rem;letter-spacing:.09em;color:var(--dim);text-align:right}
.section-meta a{color:var(--muted);transition:color .3s}
.section-meta a:hover{color:var(--accent)}
.section-more{
  display:inline-flex;align-items:center;gap:.5rem;margin-top:1.4rem;
  padding-bottom:.25rem;border-bottom:1px solid var(--line-strong);
  font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;color:var(--muted);
  transition:color .3s,border-color .3s;
}
.section-more:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;align-items:center;
  padding:.22rem .48rem;
  border:1px solid var(--line);
  font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--muted);
  transition:color .3s,border-color .3s,background-color .3s;
}
a.tag:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.tag-more{color:var(--dim)}

/* ---------- field notes ---------- */
.log-list{border:1px solid var(--line);background:var(--panel);position:relative}
.log-list::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,var(--accent),transparent 50%);opacity:.3}
.log-row{
  display:grid;grid-template-columns:7.2rem minmax(0,1fr) auto 1.2rem;align-items:center;gap:1.1rem;
  padding:.95rem 1.15rem;border-bottom:1px solid var(--line);
  transition:background-color .3s,padding-left .3s var(--ease);
}
.log-row:last-child{border-bottom:0}
.log-row:hover{background:var(--accent-soft);padding-left:1.35rem}
.log-date{font-family:var(--mono);font-size:.66rem;letter-spacing:.05em;color:var(--dim)}
.log-title{font-size:.9rem;color:var(--text-2);transition:color .3s}
.log-row:hover .log-title{color:var(--text)}
.log-badge{font-family:var(--mono);font-size:.58rem;letter-spacing:.14em;color:var(--jade);border:1px solid var(--jade-soft);padding:.14rem .34rem}
.log-arrow{font-size:.8rem;color:var(--dim);transition:color .3s,transform .3s var(--ease)}
.log-row:hover .log-arrow{color:var(--accent);transform:translate(2px,-2px)}

/* ---------- recent posts ---------- */
.recent-list{border-top:1px solid var(--line)}
.recent-row{
  display:grid;grid-template-columns:7rem minmax(0,1fr) auto 4rem 1rem;align-items:baseline;gap:1.2rem;
  padding:1.05rem .2rem;border-bottom:1px solid var(--line);
  transition:background-color .3s,padding-left .3s var(--ease);
}
.recent-row:hover{padding-left:.7rem;background:linear-gradient(90deg,var(--accent-soft),transparent 72%)}
.recent-date{font-family:var(--mono);font-size:.63rem;letter-spacing:.05em;color:var(--dim)}
.recent-title{font-family:var(--serif);font-size:1.16rem;line-height:1.5;color:var(--text-2);transition:color .3s}
.recent-row:hover .recent-title{color:var(--accent)}
.recent-tags{display:flex;gap:.35rem;flex-wrap:wrap;justify-content:flex-end}
.recent-reading{font-family:var(--mono);font-size:.58rem;letter-spacing:.04em;color:var(--dim);text-align:right;white-space:nowrap}
.recent-arrow{color:var(--dim);transition:color .3s,transform .3s var(--ease)}
.recent-row:hover .recent-arrow{color:var(--accent);transform:translate(2px,-2px)}

/* ---------- elsewhere ---------- */
.elsewhere-list{border-top:1px solid var(--line)}
.elsewhere-row{
  display:grid;grid-template-columns:8rem minmax(0,1fr) 2rem;align-items:center;gap:1.2rem;
  padding:1rem .2rem;border-bottom:1px solid var(--line);
  transition:background-color .3s,padding-left .3s var(--ease);
}
.elsewhere-row:hover{padding-left:.7rem;background:linear-gradient(90deg,var(--accent-soft),transparent 72%)}
.elsewhere-key{font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;color:var(--dim)}
.elsewhere-value{font-family:var(--serif);font-size:1.05rem;color:var(--text-2);transition:color .3s}
.elsewhere-row:hover .elsewhere-value{color:var(--accent)}
.elsewhere-arrow{text-align:right;color:var(--dim);transition:color .3s,transform .3s var(--ease)}
.elsewhere-row:hover .elsewhere-arrow{color:var(--accent);transform:translate(2px,-2px)}

/* ---------- footer ---------- */
.site-footer{margin-top:clamp(4rem,8vw,7rem);border-top:1px solid var(--line);background:var(--bg-elev);padding:clamp(2.5rem,5vw,3.8rem) 0 1.4rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:clamp(2rem,5vw,4rem)}
.footer-brand{display:flex;align-items:flex-start;gap:1rem}
.footer-brand .brand-mark{width:38px;height:38px;padding:9px 8px}
.footer-brand p{font-family:var(--serif);font-size:1.1rem;line-height:1.65;color:var(--text-2)}
.footer-nav{display:grid;grid-template-columns:1fr 1fr;gap:.55rem 1.4rem;align-content:start;font-size:.78rem;color:var(--muted)}
.footer-nav a{transition:color .3s}
.footer-nav a:hover{color:var(--accent)}
.footer-meta{justify-self:end}
.clock{display:flex;align-items:baseline;gap:.6rem;font-family:var(--mono)}
.clock span{font-size:1.35rem;letter-spacing:.04em;color:var(--text);font-variant-numeric:tabular-nums}
.clock small{font-size:.6rem;letter-spacing:.13em;color:var(--dim)}
.footer-meta p{margin-top:.8rem;font-size:.68rem;line-height:1.8;color:var(--dim)}

.footer-wordmark{
  margin-top:clamp(1.8rem,4vw,3rem);
  font-family:var(--serif);font-size:clamp(3.4rem,10vw,8.5rem);line-height:1;
  letter-spacing:-.05em;white-space:nowrap;
  color:transparent;-webkit-text-stroke:1px var(--line-strong);
  opacity:.58;user-select:none;pointer-events:none;
}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;margin-top:2.4rem;padding-top:1rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--dim)}
.to-top-link{transition:color .3s}
.to-top-link:hover{color:var(--accent)}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:clamp(3.8rem,7vw,6.2rem) 0 clamp(2.4rem,4vw,3.6rem)}
.page-hero::after{
  content:"";position:absolute;right:var(--gutter);top:clamp(1rem,4vw,2.5rem);
  font-family:var(--serif);font-size:clamp(6rem,16vw,13rem);line-height:.8;
  color:transparent;-webkit-text-stroke:1px var(--line);letter-spacing:-.05em;
  pointer-events:none;user-select:none;opacity:.8;
}
.page-archive .page-hero::after{content:"ARCHIVE"}
.page-tags .page-hero::after{content:"TAGS"}
.page-tag .page-hero::after{content:"#"}
.page-search .page-hero::after{content:"SEARCH"}
.page-title{font-size:clamp(2.7rem,6.2vw,5.2rem);line-height:1.03;letter-spacing:-.04em;margin:1.1rem 0 1.1rem}
.page-lede{max-width:40rem;color:var(--muted);font-size:.98rem;line-height:1.85}
.hash{color:var(--accent);font-family:var(--mono);font-size:.56em;vertical-align:.08em;letter-spacing:0}

/* ---------- filter bar ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:2rem}
.filter-bar button{
  display:inline-flex;align-items:center;gap:.45rem;
  padding:.48rem .72rem;border:1px solid var(--line);
  font-family:var(--mono);font-size:.64rem;letter-spacing:.08em;color:var(--muted);
  transition:color .3s,border-color .3s,background-color .3s;
}
.filter-bar button b{font-weight:400;color:var(--dim);font-size:.6rem}
.filter-bar button:hover{border-color:var(--line-strong);color:var(--text)}
.filter-bar button[aria-pressed="true"]{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.filter-bar button[aria-pressed="true"] b{color:var(--accent)}

/* ---------- archive ---------- */
.section-archive{padding-top:clamp(2.8rem,5vw,4rem)}
.year-group{margin-bottom:clamp(2.6rem,5vw,4rem)}
.year-head{display:flex;align-items:baseline;gap:1rem;padding-bottom:.7rem;border-bottom:1px solid var(--line-strong);margin-bottom:.25rem}
.year-head h2{font-size:clamp(2.1rem,4vw,3.1rem);line-height:1;letter-spacing:-.03em}
.year-head span{font-family:var(--mono);font-size:.62rem;letter-spacing:.1em;color:var(--dim)}
.archive-row{
  display:grid;grid-template-columns:4.4rem minmax(0,1fr) auto 4.2rem;align-items:center;gap:1.1rem;
  padding:.95rem .3rem;border-bottom:1px solid var(--line);
  transition:background-color .3s,padding-left .3s var(--ease);
}
.archive-row:hover{padding-left:.7rem;background:linear-gradient(90deg,var(--accent-soft),transparent 70%)}
.row-date{font-family:var(--mono);font-size:.66rem;letter-spacing:.05em;color:var(--dim)}
.row-main{min-width:0;display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.row-title{font-size:.94rem;color:var(--text-2);transition:color .3s}
.archive-row:hover .row-title{color:var(--text)}
.badge{font-family:var(--mono);font-size:.58rem;letter-spacing:.08em;color:var(--jade);border:1px solid var(--jade-soft);padding:.1rem .3rem}
.row-tags{display:flex;gap:.35rem;flex-wrap:wrap;justify-content:flex-end}
.row-tag{font-family:var(--mono);font-size:.6rem;color:var(--dim)}
.row-read{font-family:var(--mono);font-size:.62rem;color:var(--dim);text-align:right;white-space:nowrap}

/* ---------- tag cloud ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:.65rem;align-items:baseline;padding-top:.5rem}
.cloud-tag{
  display:inline-flex;align-items:baseline;gap:.5rem;
  padding:.55rem .8rem;border:1px solid var(--line);
  font-family:var(--serif);font-size:calc(.9rem + var(--n,1) * .11rem);color:var(--text-2);
  transition:color .3s,border-color .3s,background-color .3s,transform .3s var(--ease);
}
.cloud-tag b{font-family:var(--mono);font-size:.6rem;font-weight:400;color:var(--dim)}
.cloud-tag:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-2px)}
.cloud-tag:hover b{color:var(--accent)}

/* ---------- result list ---------- */
.result-list{border-top:1px solid var(--line)}
.result-row{position:relative;padding:1.4rem .2rem;border-bottom:1px solid var(--line);transition:background-color .3s,padding-left .3s var(--ease)}
.result-row:hover{padding-left:.7rem;background:linear-gradient(90deg,var(--accent-soft),transparent 74%)}
.result-top{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;color:var(--dim);margin-bottom:.5rem}
.result-kind{color:var(--jade)}
.result-read{margin-left:auto}
.result-title{font-size:1.22rem;line-height:1.45;max-width:42ch}
.result-title a{transition:color .3s}
.result-row:hover .result-title a{color:var(--accent)}
.result-excerpt{margin-top:.4rem;max-width:46rem;color:var(--muted);font-size:.85rem;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.result-tags{display:flex;gap:.35rem;flex-wrap:wrap;margin-top:.75rem}

/* ---------- search page ---------- */
.search-page-form{display:flex;gap:.6rem;max-width:38rem;margin:1.9rem 0 1rem}
.search-page-form input{
  flex:1;min-width:0;
  background:var(--panel);border:1px solid var(--line-strong);
  padding:.8rem 1rem;font-size:.95rem;color:var(--text);
  transition:border-color .3s,background-color .3s;
}
.search-page-form input::placeholder{color:var(--dim)}
.search-page-form input:focus{outline:none;border-color:var(--accent);background:var(--panel-2)}
.search-page-form button{
  display:inline-flex;align-items:center;gap:.45rem;
  padding:.8rem 1.15rem;background:var(--accent);color:var(--accent-ink);
  border:1px solid var(--accent);font-size:.8rem;font-weight:600;
  transition:background-color .3s,border-color .3s;
}
.search-page-form button:hover{background:var(--accent-2);border-color:var(--accent-2)}


/* ---------- tag index / related tag extras ---------- */
.tag-links{display:flex;flex-wrap:wrap;gap:1.4rem;margin-top:2.6rem;padding-top:1.4rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--muted)}
.tag-links a{display:inline-flex;align-items:center;gap:.4rem;border-bottom:1px solid var(--line-strong);padding-bottom:.18rem;transition:color .3s,border-color .3s}
.tag-links a:hover{color:var(--accent);border-color:var(--accent)}
.tag-related{margin-top:2.6rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.tag-related-list{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.8rem}

/* ---------- post ---------- */
.post-progress{position:fixed;top:0;left:0;height:2px;width:0;z-index:100;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .1s linear}
.post-hero{position:relative;overflow:hidden;padding:clamp(2.8rem,5.5vw,4.8rem) 0 clamp(1.8rem,3vw,2.8rem)}
.post-hero::before{
  content:"";position:absolute;top:-22rem;right:-12rem;width:46rem;height:46rem;border-radius:50%;
  background:radial-gradient(circle,var(--accent-soft),transparent 64%);pointer-events:none;
}
.post-hero-inner{position:relative;max-width:1080px;margin-inline:auto}
.post-kicker{display:flex;align-items:center;gap:.8rem;flex-wrap:wrap;font-family:var(--mono);font-size:.62rem;letter-spacing:.13em;color:var(--dim)}
.back-link{color:var(--muted);transition:color .3s}
.back-link:hover{color:var(--accent)}
.kicker-sep{width:1px;height:12px;background:var(--line-strong)}
.post-kind{color:var(--jade);letter-spacing:.16em}
.post-tags{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:1.8rem}
.post-title{font-size:clamp(2.25rem,5.4vw,4.15rem);line-height:1.17;letter-spacing:-.035em;margin:1rem 0 1.1rem;max-width:24ch}
.post-deck{max-width:42rem;color:var(--muted);font-size:1.02rem;line-height:1.85}
.post-deck:empty{display:none}
.post-meta{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;margin-top:1.7rem;padding-top:1.1rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.63rem;letter-spacing:.05em;color:var(--dim)}
.post-meta time{color:var(--muted)}
.post-layout{display:grid;grid-template-columns:minmax(0,1fr) 238px;gap:clamp(2rem,4vw,4rem);align-items:start;padding-top:clamp(1.8rem,3vw,2.8rem);max-width:1080px;margin-inline:auto}
.post-main{min-width:0}
.prose{font-size:1.04rem;line-height:1.95;color:var(--text-2);overflow-wrap:break-word}
.prose > *{margin-top:0;margin-bottom:0}
.prose > * + *{margin-top:1.4em}
.prose p{margin:0}
.prose > p:first-of-type{font-size:1.12rem;line-height:1.9;color:var(--text)}
.prose h2{font-size:clamp(1.5rem,2.6vw,1.92rem);color:var(--text);margin-top:3.2rem;padding-bottom:.55rem;border-bottom:1px solid var(--line);scroll-margin-top:calc(var(--header-h) + 1.4rem)}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.24rem;color:var(--text);margin-top:2.3rem;scroll-margin-top:calc(var(--header-h) + 1.4rem)}
.prose h4{font-size:1.03rem;color:var(--text);margin-top:1.9rem}
.prose a{color:var(--accent);border-bottom:1px solid var(--accent-soft);transition:border-color .3s,color .3s}
.prose a:hover{border-color:var(--accent);color:var(--accent-2)}
.prose strong{color:var(--text);font-weight:600}
.prose em{font-style:normal;color:var(--accent-2)}
.prose ul,.prose ol{padding-left:1.35rem}
.prose li{margin:.42em 0}
.prose li::marker{color:var(--accent)}
.prose li > * + *{margin-top:.45em}
.prose blockquote{
  margin:1.7em 0;padding:1rem 1.35rem;
  border-left:2px solid var(--accent);
  background:linear-gradient(90deg,var(--accent-soft),transparent 82%);
  color:var(--muted);
}
.prose blockquote p{margin:.3em 0}
.prose code{
  font-family:var(--mono);font-size:.84em;
  background:var(--panel-2);border:1px solid var(--line);
  padding:.12em .36em;border-radius:2px;color:var(--accent-2);
}
.prose pre{
  position:relative;margin:1.8em 0;padding:1.15rem 1.25rem;
  background:var(--code-bg);border:1px solid var(--line);
  overflow-x:auto;font-size:.82rem;line-height:1.75;
  -webkit-overflow-scrolling:touch;
}
.prose pre code{background:none;border:0;padding:0;color:var(--text-2);font-size:inherit}
.prose hr{border:0;border-top:1px solid var(--line);margin:3em 0}
.prose img{width:100%;height:auto;border:1px solid var(--line);cursor:zoom-in}
.prose figure{margin:1.9em 0}
.prose figcaption{margin-top:.6rem;text-align:center;font-family:var(--mono);font-size:.64rem;letter-spacing:.05em;color:var(--dim)}
.prose table{width:100%;border-collapse:collapse;font-size:.85rem;margin:1.7em 0}
.prose th,.prose td{padding:.62rem .8rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{background:var(--panel-2);color:var(--text);font-weight:600;font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;border-top:1px solid var(--line)}
.prose tr:last-child td{border-bottom:0}
.prose tbody tr:hover{background:var(--accent-soft)}
.prose .table-wrap{overflow-x:auto;border:1px solid var(--line);margin:1.7em 0}
.prose .table-wrap table{margin:0;border:0}
.prose .footnote-reference{font-size:.7em;vertical-align:super;line-height:0}
.prose .footnote-reference a{border:0}
.prose .footnote-definition{display:grid;grid-template-columns:1.4rem 1fr;gap:.4rem;padding-top:.75rem;margin-top:.75rem;border-top:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.prose .footnote-definition-label{font-family:var(--mono);font-size:.64rem;color:var(--accent)}
.prose .footnote-definition p{margin:0}
.prose input[type="checkbox"]{accent-color:var(--accent);margin-right:.4rem}
.prose li:has(> input[type="checkbox"]){list-style:none;margin-left:-1.2rem}
.heading-anchor{
  margin-left:.5rem;font-family:var(--mono);font-size:.62em;color:var(--accent);
  border:0!important;opacity:0;transition:opacity .25s;
}
.prose h2:hover .heading-anchor,.prose h3:hover .heading-anchor{opacity:.75}
@media (hover:none){.heading-anchor{opacity:.35}}

/* code blocks enhanced by JS */
.code-block{border:1px solid var(--line);background:var(--code-bg);margin:1.8em 0;overflow:hidden}
.code-head{display:flex;align-items:center;justify-content:space-between;padding:.48rem .8rem;border-bottom:1px solid var(--code-line);font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;color:var(--dim);text-transform:uppercase}
.code-copy{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;color:var(--muted);padding:.1rem .2rem;transition:color .3s}
.code-copy:hover,.code-copy.copied{color:var(--accent)}
.code-block pre{margin:0;border:0;padding:1.1rem 1.25rem;background:none}

/* TOC / rail */
.post-rail{position:sticky;top:calc(var(--header-h) + 1.5rem);align-self:start}
.toc{border-left:1px solid var(--line);padding-left:1.1rem}
.rail-label{font-family:var(--mono);font-size:.6rem;letter-spacing:.17em;color:var(--dim);margin-bottom:.8rem;text-transform:uppercase}
.toc ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.1rem}
.toc a{display:grid;grid-template-columns:1.55rem 1fr;gap:.35rem;padding:.28rem 0;font-size:.73rem;line-height:1.55;color:var(--muted);transition:color .3s}
.toc a:hover,.toc a.active{color:var(--accent)}
.toc-num{font-family:var(--mono);font-size:.6rem;color:var(--dim);padding-top:.18rem;transition:color .3s}
.toc a.active .toc-num{color:var(--accent)}
.toc-h3 a{padding-left:.85rem;font-size:.69rem}
.rail-actions{display:flex;flex-direction:column;gap:.55rem;margin-top:1.4rem;padding-top:1rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--dim)}
.rail-actions button,.rail-actions a{text-align:left;color:var(--dim);transition:color .3s}
.rail-actions button:hover,.rail-actions a:hover{color:var(--accent)}
.toc-mobile{display:none;margin-top:1.6rem;border:1px solid var(--line);background:var(--panel)}
.toc-mobile summary{list-style:none;cursor:pointer;padding:.8rem 1rem;font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;color:var(--muted);display:flex;align-items:center;justify-content:space-between}
.toc-mobile summary::-webkit-details-marker{display:none}
.toc-mobile summary::after{content:"+";color:var(--accent);font-size:.9rem;line-height:1}
.toc-mobile[open] summary::after{content:"−"}
.toc-mobile ol{list-style:none;margin:0;padding:0 1rem 1rem;display:flex;flex-direction:column;gap:.15rem;border-top:1px solid var(--line)}
.toc-mobile li{padding-top:.4rem}
.toc-mobile a{display:grid;grid-template-columns:1.5rem 1fr;gap:.35rem;font-size:.74rem;line-height:1.5;color:var(--muted)}
.toc-mobile a:hover{color:var(--accent)}
.toc-mobile .toc-h3 a{padding-left:.8rem;font-size:.7rem}
.toc-mobile .toc-num{font-family:var(--mono);font-size:.6rem;color:var(--dim);padding-top:.15rem}

/* post footer */
.post-footer{margin-top:3.6rem}
.post-share{display:flex;align-items:center;gap:1.1rem;flex-wrap:wrap;padding:1rem 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--dim)}
.post-share span{color:var(--muted)}
.post-share button,.post-share a{color:var(--muted);border-bottom:1px solid var(--line-strong);padding-bottom:.08rem;transition:color .3s,border-color .3s}
.post-share button:hover,.post-share a:hover{color:var(--accent);border-color:var(--accent)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:2.4rem}
.postnav-card{display:flex;flex-direction:column;gap:.45rem;padding:1.15rem 1.2rem;border:1px solid var(--line);transition:border-color .3s,background-color .3s,transform .3s var(--ease)}
.postnav-card:hover{border-color:var(--line-strong);background:var(--panel);transform:translateY(-2px)}
.postnav-card .label{font-family:var(--mono);font-size:.6rem;letter-spacing:.12em;color:var(--dim)}
.postnav-card .title{font-family:var(--serif);font-size:.94rem;line-height:1.5;color:var(--text-2);transition:color .3s}
.postnav-card:hover .title{color:var(--accent)}
.postnav-card.next{text-align:right;align-items:flex-end}
.postnav-spacer{display:block}

/* related */
.related{margin-top:3.4rem}
.related-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;padding-bottom:.8rem;border-bottom:1px solid var(--line);margin-bottom:1.2rem}
.related-head a{font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;color:var(--muted)}
.related-head a:hover{color:var(--accent)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.related-card{display:flex;flex-direction:column;gap:.45rem;padding-top:.85rem;border-top:1px solid var(--line-strong);transition:border-color .3s}
.related-card:hover{border-color:var(--accent)}
.related-card .date{font-family:var(--mono);font-size:.6rem;letter-spacing:.06em;color:var(--dim)}
.related-card h3{font-size:.9rem;line-height:1.5;color:var(--text-2);transition:color .3s}
.related-card:hover h3{color:var(--accent)}
.related-card .read{font-family:var(--mono);font-size:.6rem;color:var(--dim)}

/* author */
.author-card{display:flex;gap:1.2rem;margin-top:3.2rem;padding:1.4rem;border:1px solid var(--line);background:var(--panel)}
.author-mark{width:48px;height:48px;flex-shrink:0;display:flex;align-items:flex-end;justify-content:center;gap:3px;padding:10px 9px;border:1px solid var(--line-strong);background:var(--bg-elev)}
.author-mark span{display:block;width:4px;background:var(--accent);border-radius:1px}
.author-mark span:nth-child(1){height:9px;opacity:.5}
.author-mark span:nth-child(2){height:17px;opacity:.78}
.author-mark span:nth-child(3){height:25px}
.author-copy h2{font-size:1.05rem;margin-bottom:.35rem}
.author-copy p{font-size:.83rem;line-height:1.75;color:var(--muted);max-width:42rem}
.author-links{display:flex;gap:1rem;flex-wrap:wrap;margin-top:.7rem;font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--dim)}
.author-links a:hover{color:var(--accent)}

/* ---------- search overlay ---------- */
.search-layer{position:fixed;inset:0;z-index:130;display:flex;align-items:flex-start;justify-content:center;padding:11vh 1.25rem 2rem}
.search-scrim{position:absolute;inset:0;background:rgba(5,6,8,.74);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
html[data-theme="light"] .search-scrim{background:rgba(30,26,20,.34)}
.search-panel{
  position:relative;width:min(640px,100%);
  background:var(--bg-elev);border:1px solid var(--line-strong);
  box-shadow:0 44px 130px -34px rgba(0,0,0,.85);
  opacity:0;transform:translateY(-10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.search-layer.open .search-panel{opacity:1;transform:none}
.search-head{display:flex;align-items:center;justify-content:space-between;padding:.8rem 1.1rem;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.62rem;letter-spacing:.14em;color:var(--muted)}
.search-close{font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;color:var(--dim);transition:color .3s}
.search-close:hover{color:var(--accent)}
.search-field{display:flex;align-items:center;gap:.75rem;padding:0 1.1rem;border-bottom:1px solid var(--line)}
.search-field svg{width:17px;height:17px;color:var(--dim);flex-shrink:0}
.search-field input{flex:1;min-width:0;background:none;border:0;outline:0;padding:1rem 0;font-size:1.02rem;color:var(--text)}
.search-field input::placeholder{color:var(--dim)}
.search-meta{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.55rem 1.1rem;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:.6rem;letter-spacing:.08em;color:var(--dim)}
.search-results{max-height:50vh;overflow:auto}
.search-hit{display:block;padding:.78rem 1.1rem;border-bottom:1px solid var(--line);transition:background-color .2s}
.search-hit:last-child{border-bottom:0}
.search-hit:hover,.search-hit.selected{background:var(--accent-soft)}
.hit-top{display:flex;align-items:center;gap:.6rem;font-family:var(--mono);font-size:.6rem;letter-spacing:.06em;color:var(--dim);margin-bottom:.3rem}
.hit-kind{color:var(--jade)}
.hit-title{font-family:var(--serif);font-size:.98rem;color:var(--text-2);line-height:1.45}
.search-hit.selected .hit-title{color:var(--text)}
.hit-excerpt{margin-top:.25rem;font-size:.72rem;line-height:1.65;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.hit-tags{display:flex;gap:.3rem;flex-wrap:wrap;margin-top:.35rem}
.hit-tags span{font-family:var(--mono);font-size:.58rem;color:var(--dim);border:1px solid var(--line);padding:.08rem .26rem}
.search-empty{padding:2rem 1.1rem;color:var(--muted);font-size:.82rem;line-height:1.7}
.search-empty a{color:var(--accent);border-bottom:1px solid var(--accent-soft)}
.search-foot{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.65rem 1.1rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.6rem;letter-spacing:.08em;color:var(--dim)}
.search-foot a{color:var(--muted);transition:color .3s}
.search-foot a:hover{color:var(--accent)}

/* ---------- 404 ---------- */
.notfound{position:relative;padding:clamp(3.5rem,8vw,7rem) 0;overflow:hidden}
.notfound-inner{max-width:820px}
.notfound-code{
  font-family:var(--serif);font-size:clamp(8rem,22vw,17rem);line-height:.78;
  color:transparent;-webkit-text-stroke:1px var(--dim);
  letter-spacing:-.07em;margin-bottom:1rem;user-select:none;
}
.notfound h1{font-size:clamp(2rem,4vw,3rem);margin:1rem 0}
.notfound p{max-width:38rem;color:var(--muted);font-size:.95rem;line-height:1.85}
.notfound code{font-family:var(--mono);font-size:.8em;background:var(--panel-2);border:1px solid var(--line);padding:.1em .35em;color:var(--accent-2);word-break:break-all}
.notfound-recent{margin-top:3rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.recent-link{display:grid;grid-template-columns:5.2rem 1fr auto;align-items:center;gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--line);transition:padding-left .3s var(--ease),color .3s}
.recent-link:hover{padding-left:.5rem}
.recent-link .date{font-family:var(--mono);font-size:.62rem;color:var(--dim)}
.recent-link span:nth-child(2){font-size:.9rem;color:var(--text-2)}
.recent-link:hover span:nth-child(2){color:var(--accent)}
.recent-link .arrow{color:var(--dim);transition:color .3s,transform .3s}
.recent-link:hover .arrow{color:var(--accent);transform:translate(2px,-2px)}

/* about page: strip article chrome */
.page-static .post-share,.page-static .post-nav,.page-static .related,.page-static .author-card{display:none}
.page-static .post-footer{display:none}
.page-static .post-meta{display:none}

/* ---------- to top ---------- */
.to-top{
  position:fixed;right:1.2rem;bottom:1.2rem;z-index:95;
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--bg-elev);border:1px solid var(--line-strong);color:var(--muted);
  opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity .3s,transform .3s var(--ease),color .3s,border-color .3s;
}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:140;display:flex;align-items:center;justify-content:center;padding:2rem;background:rgba(4,5,7,.88);opacity:0;transition:opacity .25s}
.lightbox.open{opacity:1}
.lightbox img{max-width:min(1100px,92vw);max-height:86vh;width:auto;border:1px solid var(--line-strong);box-shadow:0 40px 120px -30px #000}
.lightbox-close{position:absolute;top:1.2rem;right:1.2rem;font-family:var(--mono);font-size:.64rem;letter-spacing:.1em;color:var(--muted);border:1px solid var(--line-strong);padding:.4rem .6rem}
.lightbox-close:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- motion ---------- */
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--jade-soft)}70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}
html.reveal-ready .reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
html.reveal-ready .reveal.in{opacity:1;transform:none}
@view-transition{navigation:auto}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .header-social{display:none}
}

@media (max-width:1080px){
  .hero-inner{grid-template-columns:minmax(0,1.4fr) minmax(300px,.8fr);gap:2.4rem}
  .post-layout{grid-template-columns:minmax(0,1fr) 215px;gap:2.2rem}
}

@media (max-width:1024px){
  .page-hero::after{display:none}
}

@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr;align-items:start}
  .terminal{max-width:520px}
  .post-layout{grid-template-columns:1fr}
  .post-rail{position:static;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;margin-top:2.4rem;padding-top:1.2rem;border-top:1px solid var(--line)}
  .post-rail .toc{display:none}
  .rail-actions{flex-direction:row;flex-wrap:wrap;margin:0;padding:0;border:0;gap:1rem}
  .toc-mobile{display:block}
  .related-grid{grid-template-columns:1fr 1fr}
}

@media (max-width:860px){
  :root{--header-h:64px}
  html.js .site-nav{
    position:fixed;top:var(--header-h);left:0;right:0;
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    padding:.5rem var(--gutter) 1.1rem;
    background:var(--bg-elev);border-bottom:1px solid var(--line);
    opacity:0;transform:translateY(-8px);pointer-events:none;
    transition:opacity .25s var(--ease),transform .25s var(--ease);
    z-index:79;
  }
  html.js body.nav-open .site-nav{opacity:1;transform:none;pointer-events:auto}
  html.js .site-nav a{padding:.85rem 0;border-bottom:1px solid var(--line);font-size:.9rem}
  html.js .site-nav a:last-child{border-bottom:0}
  html.js .site-nav .nav-social{display:flex;gap:1.4rem;padding-top:.8rem;margin-top:.2rem}
  html.js .site-nav .nav-social a{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;color:var(--dim);border:0;padding:0}
  html.js .site-nav .nav-social a:hover{color:var(--accent)}
  html.js .menu-toggle{display:inline-flex}
  .brand-type small{font-size:.56rem;letter-spacing:.14em}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-meta{grid-column:1/-1;justify-self:start;display:flex;align-items:flex-end;justify-content:space-between;width:100%;gap:1rem}
  .footer-meta p{margin:0}
}

@media (max-width:760px){
  .hero{padding-top:2.8rem}
  .hero-title{font-size:clamp(2.8rem,11.5vw,4.4rem)}
  .hero-foot{font-size:.6rem;gap:.8rem}
  .section-head{grid-template-columns:1fr auto;row-gap:.35rem}
  .section-label{grid-column:1/-1}
  .section-head h2{grid-column:1}
  .section-meta{grid-column:2}
  .log-row{grid-template-columns:6.4rem minmax(0,1fr) 1rem;gap:.7rem}
  .log-badge{display:none}
  .recent-row{grid-template-columns:5.2rem minmax(0,1fr) 1rem;gap:.7rem}
  .recent-tags,.recent-reading{display:none}
  .elsewhere-row{grid-template-columns:5rem minmax(0,1fr) 1.4rem;gap:.7rem}
  .elsewhere-value{font-size:.98rem}
  .archive-row{grid-template-columns:3.4rem minmax(0,1fr) 3.4rem;gap:.7rem}
  .row-tags{display:none}
  .post-title{max-width:none}
  .post-nav{grid-template-columns:1fr}
  .postnav-card.next{text-align:left;align-items:flex-start}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-meta{grid-column:auto;display:block}
  .footer-meta p{margin-top:.8rem}
  .search-layer{padding-top:7vh}
  .search-results{max-height:56vh}
  .notfound-code{font-size:clamp(6rem,30vw,11rem)}
}

@media (max-width:560px){
  .brand{gap:.6rem}
  .brand-type small{display:none}
  .header-tools{gap:.35rem}
  .tool{width:34px;height:34px}
  .hero-actions{gap:.6rem}
  .btn{padding:.7rem 1rem;font-size:.78rem}
  .hero-rss{font-size:.64rem}
  .hero-foot span:last-child{display:none}
  .log-row{grid-template-columns:5.4rem minmax(0,1fr) 1rem;padding:.8rem .85rem}
  .log-title{font-size:.84rem}
  .archive-row{grid-template-columns:3rem minmax(0,1fr);gap:.6rem}
  .row-read{display:none}
  .recent-row{grid-template-columns:4.2rem minmax(0,1fr) 1rem;gap:.55rem;padding:.9rem .1rem}
  .recent-title{font-size:.98rem}
  .elsewhere-row{grid-template-columns:4.4rem minmax(0,1fr) 1rem;gap:.6rem;padding:.85rem .1rem}
  .elsewhere-value{font-size:.9rem}
  .post-meta{font-size:.6rem;gap:.5rem}
  .post-share{font-size:.6rem;gap:.8rem}
  .author-card{padding:1.1rem;gap:.9rem}
  .author-mark{width:40px;height:40px;padding:8px}
  .search-page-form{flex-direction:column}
  .search-page-form button{justify-content:center}
  .footer-bottom{font-size:.6rem}
}


/* no-JS fallback: keep navigation reachable on small screens */
@media (max-width:860px){
  html:not(.js) .site-header{height:auto}
  html:not(.js) .header-inner{height:auto;flex-wrap:wrap;padding-block:.65rem;row-gap:.35rem}
  html:not(.js) .site-nav{order:3;width:100%;justify-content:space-between;gap:.6rem;border-top:1px solid var(--line);padding-top:.55rem;margin-top:.15rem;flex-wrap:wrap}
  html:not(.js) .header-tools{margin-left:auto}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  html.reveal-ready .reveal{opacity:1!important;transform:none!important}
}

/* ---------- print ---------- */
@media print{
  .reveal{opacity:1!important;transform:none!important}
  .site-header,.site-footer,.post-rail,.search-layer,.to-top,.post-progress,.post-share,.post-nav,.related,.toc-mobile,.skip-link{display:none!important}
  body{background:#fff;color:#111}
  body::before{display:none}
  .post-hero,.post-layout{padding:0}
  .post-layout{display:block;max-width:none}
  .prose{max-width:none;color:#111;font-size:11pt}
  .prose a{color:#111;border:0}
  .prose pre{background:#f4f4f4;border-color:#ddd;color:#111}
  .prose pre code{color:#111}
}