:root{
  --bg:#F7F5F0; --bg-2:#FFFFFF; --ink:#16202E; --ink-2:#4A5566; --accent:#0B7C8A; --accent-2:#A86E10; --line:#E4DFD4; --glow:rgba(11,124,138,.09); --navy:#16304F;
}
:root[data-theme="dark"]{
  --bg:#0F1A2A; --bg-2:#16243A; --ink:#EEF2F7; --ink-2:#A8B6C9; --accent:#45C6D3; --accent-2:#E7B24C; --line:#26364F; --glow:rgba(69,198,211,.12); --navy:#0A1422;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0F1A2A; --bg-2:#16243A; --ink:#EEF2F7; --ink-2:#A8B6C9; --accent:#45C6D3; --accent-2:#E7B24C; --line:#26364F; --glow:rgba(69,198,211,.12); --navy:#0A1422;
  }
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font:16.5px/1.75 Manrope,ui-sans-serif,-apple-system,"Segoe UI",Inter,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
.wrap{max-width:740px;margin:0 auto;padding:0 24px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
header{padding:26px 0;border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;
  max-width:940px;margin:0 auto;padding:0 24px}
.logo{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:-.02em;
  font-size:1.06rem;color:var(--ink)}
.logo:hover{text-decoration:none}
.mark{width:32px;height:32px;border-radius:8px;background:var(--navy);color:#45C6D3;
  display:grid;place-items:center;font-weight:800;font-size:.86rem}
nav{display:flex;gap:20px;align-items:center;font-size:.93rem}
nav a{color:var(--ink-2)}
#tt{background:none;border:1px solid var(--line);color:var(--ink-2);border-radius:8px;
  width:34px;height:34px;cursor:pointer;font-size:.95rem;line-height:1}
#tt:hover{border-color:var(--accent);color:var(--accent)}
h1{font-size:clamp(1.85rem,4.4vw,2.55rem);line-height:1.14;letter-spacing:-.028em;
  margin:0 0 14px;font-weight:800}
h2{font-size:1.32rem;letter-spacing:-.018em;margin:40px 0 12px;font-weight:730}
.meta{color:var(--ink-2);font-size:.87rem;margin:0 0 34px}
article p{margin:0 0 18px}
article ul,article ol{margin:0 0 18px;padding-left:22px}
article li{margin-bottom:8px}
code{font:.88em ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--glow);
  color:var(--accent);padding:2px 6px;border-radius:5px}
pre{background:var(--bg-2);border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:0 10px 10px 0;padding:16px 18px;overflow-x:auto;margin:0 0 18px}
pre code{background:none;color:var(--ink);padding:0}
blockquote{margin:0 0 18px;padding:14px 20px;background:var(--bg-2);
  border-left:3px solid var(--accent-2);border-radius:0 10px 10px 0;color:var(--ink-2)}
.callout{background:var(--glow);border:1px solid var(--accent);border-radius:12px;
  padding:18px 20px;margin:0 0 18px}
.callout strong{color:var(--accent)}
.posts{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:14px}
.posts li{background:var(--bg-2);border:1px solid var(--line);border-radius:13px;padding:22px;
  transition:border-color .18s,transform .18s}
.posts li:hover{border-color:var(--accent);transform:translateY(-2px)}
.posts h3{margin:0 0 6px;font-size:1.06rem;font-weight:700}
.posts h3 a{color:var(--ink)}
.posts p{margin:0;color:var(--ink-2);font-size:.94rem}
.posts .d{font-size:.78rem;color:var(--accent-2);font-weight:620;letter-spacing:.04em;margin-bottom:7px}
.lede{font-size:1.1rem;color:var(--ink-2);margin:0 0 30px}
main{padding:48px 0 20px}
footer{padding:40px 0 44px;color:#AFBDD0;background:var(--navy);font-size:.88rem;margin-top:60px}
footer a{color:#D9E2EE}
footer .wrap{max-width:940px}
h1,h2,h3,.logo{font-family:Fraunces,Georgia,serif;font-weight:600;letter-spacing:-.01em}
header{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px)}
nav a{font-weight:600}
nav .cta-sm{background:#D9A53A;color:#1B1405;padding:7px 14px;border-radius:8px}
nav .cta-sm:hover{text-decoration:none;filter:brightness(1.05)}
@media (max-width:640px){nav .hide-sm{display:none}}
.social{display:flex;gap:10px;margin-top:14px}
.social a{width:38px;height:38px;border-radius:50%;border:1px solid rgba(255,255,255,.22);color:#fff;display:grid;place-items:center}
.social a:hover{background:#0B7C8A;border-color:#0B7C8A;text-decoration:none}
.social svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}