:root{
  --navy-deep:#0B1A33;
  --navy:#0E1F3D;
  --navy-elev:#16294A;
  --navy-card:#1A2E4F;
  --teal:#0E9094;
  --teal-bright:#33B3B6;
  --teal-glow:#5FC5C7;
  --white:#FFFFFF;
  --ink-soft:#C9D4E6;
  --slate:#8093B0;
  --slate-dim:#5C6E8C;
  --line:rgba(143,160,190,.14);
  --line-strong:rgba(143,160,190,.24);
  --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--navy-deep);color:var(--ink-soft);font-family:'Nunito',system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3,.display{font-family:'Prompt',sans-serif;color:var(--white);letter-spacing:-.015em;line-height:1.12}
.wrap{width:min(var(--maxw),calc(100% - 64px));margin:0 auto}
.eyebrow{font-family:'Prompt',sans-serif;font-size:12px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--teal-glow)}
.btn{display:inline-block;border:0;border-radius:8px;background:var(--teal);color:#04231f;font-family:'Prompt',sans-serif;font-size:14.5px;font-weight:600;padding:11px 22px;transition:transform .18s,box-shadow .25s,background .2s;white-space:nowrap}
.btn:hover{background:var(--teal-bright);box-shadow:0 10px 30px -8px rgba(14,144,148,.55);transform:translateY(-1px)}
.text-link{color:var(--teal-glow);font-weight:700}
.text-link:hover{color:var(--teal-bright)}

nav{position:fixed;inset:0 0 auto;z-index:100;background:rgba(11,26,51,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:18px 32px;display:flex;align-items:center;justify-content:space-between}
.logo img{height:46px;width:auto}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{color:var(--slate);font-size:14.5px;font-weight:600;transition:color .2s}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--white)}
.nav-links .btn{color:#04231f}
.nav-toggle{display:none;background:transparent;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--white);margin:5px 0}

.blog-hero{position:relative;overflow:hidden;padding:190px 0 104px;border-bottom:1px solid var(--line)}
.blog-hero::before{content:"";position:absolute;width:650px;height:650px;right:-220px;top:-300px;border-radius:50%;background:radial-gradient(circle,rgba(14,144,148,.28),transparent 67%);filter:blur(20px);pointer-events:none}
.blog-hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,#000,transparent);opacity:.34;pointer-events:none}
.blog-hero .wrap{position:relative;z-index:1}
.blog-hero h1{font-size:clamp(48px,7vw,88px);margin-top:22px;max-width:800px}
.blog-hero h1 span{color:var(--teal-glow)}
.blog-hero p{font-size:clamp(17px,2vw,21px);color:var(--slate);margin-top:24px;max-width:650px}

.posts{padding:96px 0 120px}
.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}
.section-heading h2{font-size:clamp(28px,4vw,42px);margin-top:12px}
.section-heading p{color:var(--slate);max-width:420px;text-align:right}
.post-card{display:grid;grid-template-columns:1.08fr .92fr;min-height:520px;overflow:hidden;border:1px solid var(--line-strong);border-radius:22px;background:linear-gradient(150deg,var(--navy-card),var(--navy-elev));transition:transform .25s,border-color .25s,box-shadow .3s}
.post-card:hover{transform:translateY(-5px);border-color:rgba(14,144,148,.5);box-shadow:0 30px 70px -34px rgba(0,0,0,.8)}
.post-image{height:100%;min-height:440px;overflow:hidden}
.post-image img{height:100%;width:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-image img{transform:scale(1.025)}
.post-copy{display:flex;flex-direction:column;justify-content:center;padding:58px 52px}
.post-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;color:var(--teal-glow);font-family:'Prompt',sans-serif;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase}
.post-meta span+span::before{content:"•";color:var(--slate-dim);margin-right:12px}
.post-copy h2{font-size:clamp(29px,3.5vw,45px);margin-top:20px}
.post-copy>p{color:var(--slate);font-size:17px;line-height:1.65;margin-top:22px}
.post-author{display:flex;align-items:center;gap:14px;margin-top:32px;padding-top:28px;border-top:1px solid var(--line)}
.post-author img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.post-author b{display:block;color:var(--white);font-family:'Prompt',sans-serif;font-size:14px}
.post-author span{display:block;color:var(--slate-dim);font-size:13px}
.read-link{margin-top:30px;color:var(--teal-glow);font-family:'Prompt',sans-serif;font-weight:600}

.article-header{padding:160px 0 60px;position:relative;overflow:hidden}
.article-header::before{content:"";position:absolute;width:560px;height:560px;right:-170px;top:-260px;border-radius:50%;background:radial-gradient(circle,rgba(14,144,148,.24),transparent 68%);pointer-events:none}
.article-header .wrap{position:relative}
.breadcrumbs{font-size:13px;color:var(--slate);margin-bottom:32px}
.breadcrumbs a:hover{color:var(--white)}
.article-header h1{font-size:clamp(40px,6.2vw,74px);max-width:1050px;letter-spacing:-.027em}
.article-dek{font-size:clamp(18px,2vw,22px);color:var(--slate);max-width:760px;margin-top:26px}
.author-row{display:flex;align-items:center;gap:16px;margin-top:34px}
.author-row img{width:58px;height:58px;border-radius:50%;object-fit:cover;border:2px solid rgba(95,197,199,.4)}
.author-row b{display:block;color:var(--white);font-family:'Prompt',sans-serif;font-size:15px}
.author-row span{display:block;color:var(--slate);font-size:14px}
.hero-image{width:min(1320px,calc(100% - 40px));margin:0 auto;border-radius:22px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 36px 90px -44px rgba(0,0,0,.9)}
.hero-image img{width:100%;aspect-ratio:16/9;object-fit:cover}

.article-shell{width:min(1180px,calc(100% - 64px));margin:0 auto;display:grid;grid-template-columns:260px minmax(0,760px);justify-content:center;gap:64px;padding:80px 0 118px}
.toc{align-self:start;position:sticky;top:118px;border:1px solid var(--line);border-radius:16px;background:rgba(22,41,74,.55);padding:24px}
.toc p{font-family:'Prompt',sans-serif;color:var(--white);font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.toc ol{list-style:none;counter-reset:toc}
.toc li{counter-increment:toc;border-top:1px solid var(--line)}
.toc a{display:block;color:var(--slate);font-size:13px;line-height:1.4;padding:11px 0 11px 26px;position:relative}
.toc a::before{content:counter(toc,decimal-leading-zero);position:absolute;left:0;color:var(--teal)}
.toc a:hover{color:var(--white)}
.article-body{min-width:0}
.article-body>p{font-size:18px;color:var(--ink-soft);line-height:1.82;margin-bottom:24px}
.article-body .lead{font-size:21px;color:var(--white);line-height:1.7}
.article-body blockquote{font-family:'Prompt',sans-serif;color:var(--white);font-size:clamp(22px,3vw,31px);line-height:1.45;border-left:3px solid var(--teal);margin:38px 0;padding:6px 0 6px 28px}
.article-section{scroll-margin-top:112px;margin-top:72px}
.article-section h2{font-size:clamp(28px,4vw,42px);margin-bottom:24px}
.article-section h2 .number{display:block;color:var(--teal-glow);font-size:13px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;margin-bottom:11px}
.article-section p{font-size:18px;color:var(--ink-soft);line-height:1.82;margin-bottom:24px}
.article-section ul{margin:6px 0 28px;padding:0;list-style:none}
.article-section li{font-size:17px;color:var(--ink-soft);line-height:1.65;padding:10px 0 10px 28px;border-bottom:1px solid var(--line);position:relative}
.article-section li::before{content:"";position:absolute;left:3px;top:20px;width:8px;height:8px;border-radius:2px;background:var(--teal)}
.article-image{margin:38px 0 48px;border-radius:18px;overflow:hidden;border:1px solid var(--line-strong);background:var(--navy-card)}
.article-image img{width:100%;height:auto}
.article-image figcaption{font-size:13px;color:var(--slate-dim);padding:12px 16px;border-top:1px solid var(--line)}
.article-body a.inline{color:var(--teal-glow);text-decoration:underline;text-underline-offset:3px}
.article-body a.inline:hover{color:var(--teal-bright)}
.cta-box{margin-top:76px;border:1px solid rgba(14,144,148,.45);border-radius:20px;background:linear-gradient(145deg,rgba(14,144,148,.18),rgba(22,41,74,.7));padding:42px}
.cta-box h2{font-size:clamp(27px,4vw,39px)}
.cta-box p{color:var(--slate);font-size:17px;margin:16px 0 28px;line-height:1.65}
.about-author{display:grid;grid-template-columns:90px 1fr;gap:24px;margin-top:70px;padding-top:42px;border-top:1px solid var(--line)}
.about-author img{width:90px;height:90px;border-radius:50%;object-fit:cover}
.about-author h2{font-size:25px;margin-bottom:11px}
.about-author p{color:var(--slate);line-height:1.7}

footer{background:var(--navy);border-top:1px solid var(--line);padding:50px 0 36px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.footer-brand .logo img{height:52px}
.footer-brand p{font-size:13px;color:var(--slate);margin-top:12px}
.footer-links{display:flex;align-items:center;gap:26px;flex-wrap:wrap;justify-content:flex-end}
.footer-links a{font-size:14px;color:var(--slate);font-weight:600}
.footer-links a:hover{color:var(--white)}
.copyright{border-top:1px solid var(--line);color:var(--slate-dim);font-size:12.5px;margin-top:34px;padding-top:24px}

@media(max-width:980px){
  .nav-links{gap:20px}
  .post-card{grid-template-columns:1fr}
  .post-image{min-height:360px;max-height:520px}
  .article-shell{grid-template-columns:minmax(0,760px)}
  .toc{display:none}
}
@media(max-width:900px){
  .nav-links{display:none}
  .nav-links.open{display:flex;flex-direction:column;align-items:stretch;position:absolute;top:100%;left:0;right:0;background:var(--navy);padding:24px 32px;gap:20px;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block;background:none;border:none;cursor:pointer;padding:6px}
}
@media(max-width:760px){
  .wrap,.article-shell{width:min(calc(100% - 40px),var(--maxw))}
  .blog-hero{padding:155px 0 76px}
  .section-heading{display:block}
  .section-heading p{text-align:left;margin-top:14px}
  .posts{padding:72px 0 88px}
  .post-copy{padding:38px 28px}
  .post-image{min-height:280px}
  .article-header{padding:132px 0 42px}
  .article-shell{padding:56px 0 88px}
  .article-body>p,.article-section p{font-size:17px}
  .article-image{margin-left:-6px;margin-right:-6px}
  .cta-box{padding:32px 26px}
  .footer-inner{display:block}
  .footer-links{justify-content:flex-start;margin-top:28px;gap:18px 24px}
}
@media(max-width:520px){
  .nav-inner{padding-left:20px;padding-right:20px}
  .logo img{height:40px}
  .blog-hero h1{font-size:46px}
  .post-image{min-height:230px}
  .article-header h1{font-size:39px}
  .article-dek{font-size:18px}
  .hero-image{width:calc(100% - 20px);border-radius:14px}
  .about-author{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}