:root{
  --paper:#FBFAF8;--paper-2:#F3F1EC;--ink:#16140F;--ink-2:#56524A;--ink-3:#8E8A80;
  --line:#E6E2DA;--accent:#E85D04;--accent-ink:#B5470A;--dark:#15120E;--radius:14px;
  --maxw:760px;--ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:"Geist",system-ui,-apple-system,sans-serif;background:var(--paper);color:var(--ink);
  line-height:1.7;font-size:18px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.mono{font-family:"Geist Mono",ui-monospace,monospace}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:500;letter-spacing:-.02em;line-height:1.1;text-wrap:balance}
h1{font-size:clamp(2.2rem,5vw,3.2rem);letter-spacing:-.03em}
h2{font-size:clamp(1.5rem,3vw,2rem);margin:48px 0 14px}
h3{font-size:1.2rem;margin:30px 0 10px}
p{margin:0 0 18px;color:var(--ink-2);text-wrap:pretty}
article p{font-size:1.08rem}
strong,b{color:var(--ink);font-weight:600}
.accent{color:var(--accent-ink)}
/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(251,250,248,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav__in{max-width:1100px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:600;font-size:1.15rem;letter-spacing:-.02em;display:inline-flex;align-items:center}
.brand i{width:7px;height:7px;border-radius:50%;background:var(--accent);margin-left:3px;margin-bottom:-2px;display:inline-block}
.nav a.back{color:var(--ink-2);font-size:.95rem}
.nav a.back:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-weight:500;font-size:.97rem;padding:.8rem 1.35rem;
  border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .25s var(--ease),background .25s var(--ease);text-decoration:none}
.btn svg{width:17px;height:17px}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{background:#cf5103;transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn--ghost:hover{border-color:var(--ink)}
/* header article */
.post__head{padding:54px 0 0}
.eyebrow{font-family:"Geist Mono",monospace;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);display:inline-flex;align-items:center;gap:.5rem}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.post__meta{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:18px;color:var(--ink-3);font-size:.9rem}
.post__hero{margin:34px 0 0;border-radius:18px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 30px 60px -34px rgba(22,20,15,.3)}
.post__hero img{width:100%;height:auto}
/* body */
article{padding:8px 0 10px}
.lead{font-size:1.25rem!important;color:var(--ink)!important;margin:30px 0 8px;line-height:1.5}
article ul,article ol{margin:0 0 20px;padding-left:22px;color:var(--ink-2)}
article li{margin:0 0 9px;font-size:1.06rem}
article li::marker{color:var(--accent)}
.key{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;margin:26px 0}
.key b{display:block;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-ink);font-family:"Geist Mono",monospace;margin-bottom:8px}
.key p{margin:0;color:var(--ink);font-size:1.06rem}
article a.ln{color:var(--accent-ink);text-decoration:underline;font-weight:500}
/* CTA */
.cta{margin:50px 0 0;background:var(--dark);color:#EDE9E1;border-radius:20px;padding:42px 36px;text-align:center}
.cta h2{color:#fff;margin:0 0 10px}
.cta p{color:#b8b2a7;max-width:46ch;margin:0 auto 24px}
.cta .btn--primary{font-size:1.02rem;padding:.95rem 1.6rem}
/* footer */
.foot{margin-top:60px;border-top:1px solid var(--line);padding:30px 0 50px;color:var(--ink-3);font-size:.9rem;text-align:center}
.foot a{color:var(--ink-2)}
.related{margin:46px 0 0}
.related h2{font-size:1.2rem;margin-bottom:16px}
.related a{display:block;padding:15px 18px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;
  color:var(--ink);font-weight:500;transition:border-color .2s,transform .2s,background .2s;background:var(--paper)}
.related a:hover{border-color:var(--accent);transform:translateX(3px);background:#fff}
.related a span{display:block;color:var(--ink-3);font-weight:400;font-size:.92rem;margin-top:3px}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto}.btn:hover,.related a:hover{transform:none}}

/* ===== INDEX BLOG ===== */
.bloghero{padding:56px 0 8px}
.bloghero h1{font-size:clamp(2.4rem,5vw,3.4rem)}
.bloghero p{font-size:1.15rem;max-width:54ch;margin-top:14px}
.bloglist{max-width:1000px;margin:0 auto;padding:34px 24px 10px;
  display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.bcard{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);
  border-radius:16px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.bcard:hover{transform:translateY(-5px);border-color:rgba(232,93,4,.4);box-shadow:0 26px 54px -28px rgba(232,93,4,.45)}
.bcard__img{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
.bcard__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.bcard:hover .bcard__img img{transform:scale(1.04)}
.bcard__in{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.bcard h2{font-size:1.32rem;margin:10px 0 0;line-height:1.2}
.bcard p{font-size:.98rem;margin:10px 0 16px}
.bcard__go{margin-top:auto;color:var(--accent-ink);font-weight:500;font-size:.95rem}
@media (max-width:720px){.bloglist{grid-template-columns:1fr}}

/* language switcher (added for multilingual) */
.nav__lang{display:inline-flex;gap:2px;align-items:center;margin-left:auto;margin-right:18px;font-size:.8rem;font-weight:600}
.nav__lang a{color:#8E8A80;padding:5px 7px;border-radius:7px;letter-spacing:.04em;text-decoration:none;transition:color .2s,background .2s}
.nav__lang a:hover{color:#16140F}
.nav__lang a.is-active{color:#B5470A;background:rgba(232,93,4,.1)}