:root{
  --ink:#141414;--ink-soft:#3f3f3f;--ink-faint:#767676;
  --mint:#12a5a7;--mint-deep:#018a8c;
  --black:#111111;--black-soft:#1c1c1c;
  --paper:#ffffff;--paper-2:#f3f6f6;--mint-tint:#e6f6f6;
  --line:#e6e8e7;--white:#fff;
  --radius:16px;--radius-sm:10px;
  --shadow-sm:0 2px 6px rgba(18,36,33,.05),0 1px 2px rgba(18,36,33,.06);
  --shadow-md:0 10px 30px rgba(18,36,33,.08),0 3px 10px rgba(18,36,33,.05);
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--paper);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;font-weight:600;line-height:1.15;letter-spacing:-.01em;}
img{display:block;max-width:100%;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
a{color:var(--mint-deep);text-decoration:none;}
a:hover{text-decoration:underline;}

/* HEADER */
header{background:var(--black);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;z-index:900;}
.nav{max-width:var(--maxw);margin:0 auto;padding:13px 24px;display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;}
.brand img{height:38px;width:auto;display:block;}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{text-decoration:none;color:rgba(255,255,255,.80);font-size:14px;font-weight:500;transition:color .15s;}
.nav-links a:hover{color:var(--mint);text-decoration:none;}
.nav-cta{background:var(--mint);color:#fff!important;padding:10px 20px;border-radius:100px;font-weight:600!important;}
.nav-cta:hover{background:var(--mint-deep);}

/* FOOTER */
footer{background:var(--black);color:rgba(255,255,255,.65);padding:48px 0 32px;}
.foot-top{display:flex;justify-content:space-between;align-items:flex-start;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.1);}
.foot-logo{height:40px;width:auto;margin-bottom:12px;display:block;}
.foot-links{display:flex;gap:28px;}
.foot-links a{color:rgba(255,255,255,.65);text-decoration:none;font-size:14px;}
.foot-links a:hover{color:var(--mint);}
.foot-bottom{padding-top:24px;font-size:13px;}

/* BLOG INDEX */
.blog-hero{background:linear-gradient(90deg,rgba(8,8,8,.92) 0%,rgba(8,8,8,.7) 55%,rgba(8,8,8,.4) 100%),var(--hero-img,var(--black)) center/cover no-repeat;color:#fff;padding:64px 0 56px;}
.blog-hero h1{font-size:44px;margin-bottom:12px;}
.blog-hero p{font-size:18px;color:rgba(255,255,255,.78);max-width:560px;}
.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;padding:56px 0 72px;}
.blog-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s,transform .2s;display:flex;flex-direction:column;}
.blog-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);}
.blog-card a{text-decoration:none;color:inherit;}
.bc-img{height:210px;background:var(--black);overflow:hidden;}
.bc-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s;}
.blog-card:hover .bc-img img{transform:scale(1.04);}
.bc-body{padding:26px 28px 30px;flex:1;display:flex;flex-direction:column;}
.bc-tag{font-size:12px;font-weight:700;color:var(--mint-deep);text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;}
.bc-body h2{font-size:22px;margin-bottom:10px;line-height:1.25;}
.bc-body p{font-size:14.5px;color:var(--ink-soft);line-height:1.55;flex:1;}
.bc-meta{margin-top:16px;font-size:13px;color:var(--ink-faint);border-top:1px solid var(--line);padding-top:14px;}

/* BLOG POST */
.post-hero{background:linear-gradient(90deg,rgba(8,8,8,.92) 0%,rgba(8,8,8,.75) 45%,rgba(8,8,8,.45) 100%),var(--hero-img,var(--black)) center/cover no-repeat;color:#fff;padding:72px 0 60px;}
.post-hero .post-tag{font-size:12px;font-weight:700;color:var(--mint);text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px;display:block;}
.post-hero h1{font-size:42px;max-width:780px;margin-bottom:16px;}
.post-hero .post-meta{font-size:14px;color:rgba(255,255,255,.6);}
.post-hero .post-meta .byline{color:rgba(255,255,255,.85);font-weight:600;}

/* Related guides */
.post-related{margin-top:44px;padding:26px 28px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);}
.post-related h2{font-size:19px;margin-bottom:10px;font-family:'Inter',sans-serif;}
.post-related p{font-size:15px;line-height:1.65;color:var(--ink-soft);margin:0;}
.post-related a{font-weight:600;}
.post-content{max-width:740px;margin:0 auto;padding:52px 24px 72px;}
.post-content h2{font-size:28px;margin:42px 0 16px;}
.post-content h3{font-size:21px;margin:32px 0 12px;}
.post-content p{font-size:16.5px;line-height:1.72;margin-bottom:20px;color:var(--ink-soft);}
.post-content ul,.post-content ol{margin:0 0 22px 24px;}
.post-content li{font-size:16px;line-height:1.65;margin-bottom:8px;color:var(--ink-soft);}
.post-content blockquote{border-left:3px solid var(--mint);padding:2px 0 2px 22px;margin:28px 0;font-size:17px;color:var(--ink);line-height:1.65;font-style:italic;}
.post-cta{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:36px;text-align:center;margin-top:44px;}
.post-cta h3{margin-bottom:10px;font-size:24px;}
.post-cta p{color:var(--ink-soft);margin-bottom:20px;}
.post-cta a.btn{display:inline-block;background:var(--mint);color:#fff;padding:14px 32px;border-radius:100px;font-weight:600;font-size:15px;text-decoration:none;}
.post-cta a.btn:hover{background:var(--mint-deep);text-decoration:none;}
.post-nav{display:flex;justify-content:space-between;padding:32px 0;border-top:1px solid var(--line);margin-top:40px;font-size:14px;}
.post-nav a{text-decoration:none;color:var(--mint-deep);}
.post-nav a:hover{text-decoration:underline;}

/* Breadcrumb */
.breadcrumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:18px;}
.breadcrumb a{color:rgba(255,255,255,.55);text-decoration:none;}
.breadcrumb a:hover{color:var(--mint);}

@media(max-width:768px){
  .blog-grid{grid-template-columns:1fr;}
  .post-hero h1{font-size:32px;}
  .blog-hero h1{font-size:34px;}
  .foot-top{flex-direction:column;gap:24px;}
  .nav-links{display:none;}
}

.post-faq{margin-top:44px;padding-top:40px;border-top:1px solid var(--line);}
.post-faq h2{font-size:26px;margin-bottom:20px;}
.post-faq details{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:10px;overflow:hidden;}
.post-faq summary{padding:16px 20px;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;}
.post-faq summary::-webkit-details-marker{display:none;}
.post-faq summary::after{content:"+";color:var(--mint);font-size:20px;font-weight:700;flex-shrink:0;margin-left:16px;transition:transform .2s;}
.post-faq details[open] summary::after{content:"\2212";}
.post-faq details[open] summary{border-bottom:1px solid var(--line);}
.post-faq details p{padding:16px 20px;font-size:15px;line-height:1.65;color:var(--ink-soft);margin:0;}