:root{
  --cream:#FCFAF6; --cream-2:#F3EDE3; --ink:#1F3645; --ink-2:#33505F;
  --muted:#5C6B73; --sky:#7EB5D6; --sky-deep:#2F7CA6; --sky-soft:#E3F0F7;
  --line:#E8E0D3; --white:#fff; --shadow:0 24px 60px -34px rgba(31,54,69,.5);
  --shadow-sm:0 12px 34px -26px rgba(31,54,69,.55); --r:22px;
  --serif:'Fraunces',Georgia,serif; --sans:'Inter',system-ui,sans-serif; --maxw:760px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:rgba(126,181,214,.25)}
html{scroll-behavior:smooth;scroll-padding-top:90px;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink-2);background:var(--cream);line-height:1.8;font-size:1.08rem;overflow-x:hidden}
h1,h2,h3{font-family:var(--serif);color:var(--ink);line-height:1.2;font-weight:500;letter-spacing:-.01em}
a{color:var(--sky-deep)}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* header */
header.site{position:sticky;top:0;z-index:50;background:rgba(252,250,246,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;max-width:1100px;margin:0 auto;padding:0 24px}
.brand{font-family:var(--serif);font-size:1.28rem;font-weight:600;color:var(--ink);text-decoration:none}
.brand span{color:var(--sky-deep)}
.nav-cta{display:inline-flex;align-items:center;gap:8px;background:#1FA855;color:#fff;font-weight:600;font-size:.9rem;padding:10px 18px;border-radius:999px;text-decoration:none;transition:transform .18s,background .18s}
.nav-cta:hover{transform:translateY(-2px);background:#1c984d;color:#fff}
.wa-ico{width:17px;height:17px;fill:currentColor;flex:none}

/* article */
article{padding:46px 0 20px}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:22px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--sky-deep)}
.eyebrow{font-family:var(--sans);font-size:.74rem;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--sky-deep);margin-bottom:14px;display:inline-block}
article h1{font-size:clamp(1.95rem,4.6vw,2.85rem);margin-bottom:18px;font-weight:500}
.meta{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;font-size:.9rem;color:var(--muted);padding-bottom:26px;margin-bottom:30px;border-bottom:1px solid var(--line)}
.meta .au{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--ink-2)}
.meta .au span{width:26px;height:26px;border-radius:50%;background:var(--sky-soft);display:grid;place-items:center;color:var(--sky-deep);font-size:.78rem}
.content h2{font-size:1.5rem;margin:38px 0 14px}
.content h3{font-size:1.18rem;margin:26px 0 10px}
.content p{margin-bottom:18px}
.content ul,.content ol{margin:0 0 20px 1.2em;display:grid;gap:9px}
.content li{padding-left:4px}
.content strong{color:var(--ink)}
.content blockquote{border-left:3px solid var(--sky);background:var(--white);padding:16px 22px;border-radius:0 14px 14px 0;margin:0 0 22px;color:var(--ink-2);box-shadow:var(--shadow-sm)}

/* CTA box */
.cta-box{background:var(--ink);color:#cfe0ea;border-radius:var(--r);padding:30px 32px;margin:34px 0;box-shadow:var(--shadow)}
.cta-box h3{color:#fff;font-size:1.35rem;margin-bottom:10px}
.cta-box p{color:#B7CBd6;margin-bottom:20px;font-size:1rem}
.btn-wa{display:inline-flex;align-items:center;gap:9px;background:#1FA855;color:#fff;font-weight:600;font-size:1rem;padding:14px 26px;border-radius:999px;text-decoration:none;transition:transform .18s,background .18s;border:0;cursor:pointer}
.btn-wa:hover{transform:translateY(-2px);background:#1c984d;color:#fff}

/* disclaimer */
.disclaimer{background:var(--cream-2);border-radius:16px;padding:18px 22px;font-size:.92rem;color:var(--muted);margin:30px 0;border:1px solid var(--line)}
.disclaimer b{color:var(--ink)}

/* related */
.related{background:var(--white);border-top:1px solid var(--line);padding:48px 0}
.related h2{font-family:var(--serif);font-size:1.5rem;color:var(--ink);margin-bottom:22px;text-align:center}
.rel-grid{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:0 24px}
.rel-card{background:var(--cream);border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;transition:transform .22s,box-shadow .22s}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.rel-card span{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--sky-deep)}
.rel-card h3{font-family:var(--serif);font-size:1.08rem;color:var(--ink);margin-top:8px;font-weight:500;line-height:1.3}

/* footer */
footer.site{background:var(--ink);color:#9fb6c4;padding:46px 0 26px}
.foot{max-width:1100px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
footer .brand{color:#fff;display:block;margin-bottom:8px}
footer .nap{font-size:.9rem;line-height:1.9;max-width:24rem;color:#9fb6c4}
footer .fl{display:flex;flex-direction:column;gap:9px;font-size:.92rem}
footer .fl a{color:#9fb6c4;text-decoration:none}
footer .fl a:hover{color:#fff}
.foot-bottom{max-width:1100px;margin:32px auto 0;padding:20px 24px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.8rem;color:#7790a0}

/* blog index */
.blog-hero{padding:56px 0 10px;text-align:center}
.blog-hero h1{font-size:clamp(2rem,5vw,3rem);font-weight:500;margin-bottom:14px}
.blog-hero p{color:var(--muted);max-width:36rem;margin:0 auto;font-size:1.1rem}
.posts{max-width:820px;margin:40px auto 0;padding:0 24px;display:grid;gap:18px}
.post-card{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:28px 30px;text-decoration:none;transition:transform .22s,box-shadow .22s,border-color .22s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.post-card span{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--sky-deep)}
.post-card h2{font-family:var(--serif);font-size:1.4rem;color:var(--ink);margin:8px 0 8px;font-weight:500}
.post-card p{color:var(--muted);font-size:.98rem}

/* float wa */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;background:#1FA855;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;box-shadow:0 14px 30px -8px rgba(31,168,85,.65);transition:transform .2s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:29px;height:29px;fill:#fff}

@media (max-width:680px){
  .rel-grid{grid-template-columns:1fr}
  article{padding:32px 0 10px}
  .cta-box{padding:26px 24px}
  body{font-size:1.04rem}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}