:root{--blue:#0D5CDB;--blue-dark:#0A47A8;--blue-light:#EAF1FD;--orange:#F1760E;--orange-dark:#CC6109;
--dark:#031936;--dark2:#07152E;--dark3:#052044;--slate:#5B6B80;--cloud:#F2F5F9;
--g100:#F2F5F9;--g200:#E2E8F0;--g400:#94A3B8;--g500:#5B6B80;--g600:#475569;--g800:#0F2647;--g900:#031936;
--gold:#FFB400;--white:#fff;--r:12px;--rl:20px;--sh:0 4px 24px rgba(3,25,54,.08);--shl:0 12px 48px rgba(3,25,54,.14);
--tr:all .3s cubic-bezier(.4,0,.2,1);--grad-dark:linear-gradient(150deg,#031936 0%,#052044 45%,#052F80 100%)}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--g800);line-height:1.6;background:var(--white);overflow-x:hidden}
img{max-width:100%}
/* NAV — matches the main site */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.08)}
.nav-c{max-width:1360px;margin:0 auto;padding:0 28px;display:flex;align-items:center;gap:16px;height:88px}
.nav-logo{display:flex;align-items:center;flex-shrink:0}
.nav-logo img{height:54px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0 auto}
.nav-links a{text-decoration:none;color:var(--g600);font-size:14.5px;font-weight:600;padding:9px 13px;border-radius:9px;white-space:nowrap;display:block;transition:var(--tr)}
.nav-links a:hover{color:var(--blue);background:var(--blue-light)}
.nav-r{display:flex;align-items:center;gap:12px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 22px;border-radius:10px;font-weight:600;font-size:14.5px;text-decoration:none;transition:var(--tr);border:none;cursor:pointer;gap:8px;white-space:nowrap}
.btn-o{background:var(--orange);color:var(--white);box-shadow:0 4px 14px rgba(241,118,14,.3)}.btn-o:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn-ol{background:transparent;color:var(--blue);border:2px solid var(--blue)}.btn-ol:hover{background:var(--blue);color:var(--white)}
.btn-wol{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.4)}.btn-wol:hover{background:rgba(255,255,255,.15);border-color:var(--white)}
.lang-toggle{display:inline-flex;align-items:center;background:var(--g100);border:1px solid var(--g200);border-radius:9px;padding:3px;gap:2px}
.lang-opt{background:transparent;border:none;cursor:pointer;font-family:inherit;font-size:12.5px;font-weight:700;letter-spacing:.4px;color:var(--g500);padding:6px 12px;border-radius:6px;transition:var(--tr);line-height:1}
.lang-opt[aria-pressed="true"]{background:var(--blue);color:var(--white)}
.mob-tog{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.mob-tog span{width:24px;height:2px;background:var(--g600);border-radius:2px}
/* HERO */
.post-hero{position:relative;background:var(--dark2);padding:64px 20px 56px;overflow:hidden;isolation:isolate}
.post-hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 40%;z-index:-2}
.post-hero .scrim{position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(3,25,54,.94) 0%,rgba(3,25,54,.86) 45%,rgba(5,32,68,.72) 100%)}
.post-hero-in{max-width:820px;margin:0 auto}
.cat{display:inline-block;background:rgba(241,118,14,.16);color:var(--orange);border:1px solid rgba(241,118,14,.3);padding:6px 14px;border-radius:50px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}
.post-hero h1{font-size:clamp(28px,4.4vw,46px);font-weight:900;color:var(--white);line-height:1.12;letter-spacing:-.8px;margin-bottom:16px}
.post-meta{display:flex;flex-wrap:wrap;gap:18px;color:rgba(255,255,255,.62);font-size:13.5px;font-weight:500}
/* BREADCRUMB */
.crumb{max-width:820px;margin:0 auto;padding:16px 20px;font-size:13px;color:var(--g500)}
.crumb a{color:var(--blue);text-decoration:none;font-weight:600}.crumb a:hover{text-decoration:underline}
.crumb span{margin:0 7px;color:var(--g400)}
/* ARTICLE */
.article{max-width:820px;margin:0 auto;padding:8px 20px 56px}
.article-body{font-size:17.5px;line-height:1.78;color:var(--g600)}
.article-body p{margin-bottom:22px}
.article-body h2{font-size:29px;font-weight:800;color:var(--g900);letter-spacing:-.5px;margin:44px 0 16px;line-height:1.22;scroll-margin-top:110px}
.article-body h3{font-size:21px;font-weight:700;color:var(--g900);margin:30px 0 12px;line-height:1.3}
.article-body ul,.article-body ol{margin:0 0 22px 22px}
.article-body li{margin-bottom:9px}
.article-body strong{color:var(--g900);font-weight:700}
.article-body a{color:var(--blue);font-weight:600}
.article-body blockquote{border-left:4px solid var(--orange);background:var(--cloud);padding:18px 24px;margin:26px 0;border-radius:0 10px 10px 0;font-style:italic;color:var(--g700,#334155)}
.article-body table,.comparison-table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;display:block;overflow-x:auto;white-space:nowrap}
.article-body th{background:var(--dark);color:var(--white);text-align:left;padding:13px 15px;font-weight:700;font-size:13.5px;text-transform:uppercase;letter-spacing:.5px}
.article-body td{padding:13px 15px;border-bottom:1px solid var(--g200)}
.article-body tr:nth-child(even) td{background:var(--cloud)}
.article-body img{border-radius:var(--r);margin:22px 0}
.callout,.highlight-box,.tip-box,.info-box,.warning-box{background:var(--blue-light);border:1px solid rgba(13,92,219,.18);border-left:4px solid var(--blue);border-radius:0 10px 10px 0;padding:20px 24px;margin:26px 0}
.callout p:last-child,.highlight-box p:last-child{margin-bottom:0}
/* CTA + AUTHOR */
.post-cta{background:var(--grad-dark);border-radius:var(--rl);padding:38px 34px;margin:44px 0 0;text-align:center;color:var(--white)}
.post-cta h3{font-size:25px;font-weight:800;margin-bottom:10px}
.post-cta p{color:rgba(255,255,255,.68);margin-bottom:22px;font-size:16px}
.post-cta .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.author{display:flex;gap:18px;align-items:center;background:var(--cloud);border-radius:var(--rl);padding:24px;margin-top:34px}
.author img{width:74px;height:74px;border-radius:50%;object-fit:cover;object-position:50% 20%;flex-shrink:0}
.author .n{font-weight:800;color:var(--g900);font-size:17px}
.author .t{color:var(--blue);font-weight:600;font-size:14px;margin-bottom:5px}
.author .b{font-size:14px;color:var(--g500);line-height:1.6}
/* RELATED */
.related{background:var(--cloud);padding:56px 20px}
.related-in{max-width:1100px;margin:0 auto}
.related h2{font-size:26px;font-weight:800;color:var(--g900);margin-bottom:22px;text-align:center}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.rel-card{background:var(--white);border:1px solid var(--g200);border-radius:var(--r);padding:22px;text-decoration:none;display:block;transition:var(--tr)}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shl);border-color:transparent}
.rel-card .c{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--orange);margin-bottom:7px}
.rel-card h3{font-size:16.5px;font-weight:700;color:var(--g900);line-height:1.33;margin-bottom:7px}
.rel-card p{font-size:13.5px;color:var(--g500);line-height:1.5}
/* FOOTER */
.footer{background:var(--dark2);color:var(--g400);padding:52px 20px 26px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:32px;max-width:1200px;margin:0 auto}
.foot-brand img{height:58px;width:auto;display:block;margin-bottom:16px}
.foot-brand p{font-size:13px;line-height:1.6}
.footer h4{color:var(--white);font-size:15px;font-weight:700;margin-bottom:14px}
.foot-links{list-style:none}.foot-links li{margin-bottom:8px}
.foot-links a{color:var(--g400);text-decoration:none;font-size:13px}.foot-links a:hover{color:var(--orange)}
.foot-bot{max-width:1200px;margin:30px auto 0;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;font-size:12px;flex-wrap:wrap;gap:8px}
/* TOC */
.toc{background:var(--cloud);border:1px solid var(--g200);border-radius:var(--r);padding:22px 26px;margin:0 0 34px}
.toc .h{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:1.2px;color:var(--g500);margin-bottom:12px}
.toc ol{margin:0 0 0 20px}
.toc li{margin-bottom:7px;font-size:15px}
.toc a{color:var(--blue);text-decoration:none;font-weight:600}.toc a:hover{text-decoration:underline}
@media(max-width:1000px){
.nav-links{display:none}.mob-tog{display:flex}
.nav-links.active{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--white);padding:16px 20px;box-shadow:0 12px 40px rgba(0,0,0,.1);border-top:1px solid var(--g200);margin:0}
.nav-links.active li{border-bottom:1px solid var(--g100)}
.nav-links.active a{font-size:17px;padding:14px 16px}
.nav-c{padding:0 24px;height:82px}.nav-logo img{height:50px}
.foot-grid{grid-template-columns:1fr;gap:26px;text-align:center}
.foot-brand img{margin:0 auto 14px}
}
@media(max-width:640px){
.nav-c{height:66px;padding:0 14px;gap:10px}.nav-logo img{height:40px}
.nav-r .btn{padding:9px 14px;font-size:12.5px}
.lang-opt{padding:5px 9px;font-size:11.5px}
.post-hero{padding:44px 18px 40px}
.article{padding:8px 18px 44px}
.article-body{font-size:16.5px}
.article-body h2{font-size:24px;margin:34px 0 13px}
.post-cta{padding:28px 20px}
.author{flex-direction:column;text-align:center}
.foot-bot{flex-direction:column;text-align:center}
}
[data-lang-hide]{display:none!important}