/* ============================================================
   MedFortis Blog / Resources — shared styles
   Brand tokens mirror index.html. Static, no framework.
   ============================================================ */
:root{
  --brand:#0ea08c;
  --brand-strong:#0b7d6d;
  --brand-deep:#075c50;
  --sky:#38bdf8;
  --coral:#fb7256;
  --ink:#15243b;
  --slate:#5a6b82;
  --slate-light:#8696aa;
  --mint:#f1f9f7;
  --mint-2:#eef6fb;
  --card:#ffffff;
  --line:#e6eef0;
  --green:#15a05a;
  --maxw:1140px;
  --maxw-article:760px;
  --shadow:0 22px 50px -24px rgba(15,90,80,.4);
  --shadow-soft:0 2px 6px -2px rgba(20,40,60,.1);
  --grad:linear-gradient(135deg,#0ea08c 0%,#38bdf8 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink);background:var(--card);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Plus Jakarta Sans',sans-serif;letter-spacing:-0.02em;line-height:1.15}
a{color:inherit;text-decoration:none}
svg{display:block;max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Inter';font-weight:600;font-size:15px;padding:13px 24px;border-radius:11px;cursor:pointer;border:none;transition:transform .14s,box-shadow .14s,background .15s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -10px rgba(14,160,140,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -10px rgba(14,160,140,.75)}
.btn-soft{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow-soft)}
.btn-soft:hover{border-color:#cfe0dc;transform:translateY(-1px)}
a:focus-visible,.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}

/* NAV (mirrors index.html) */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-family:'Plus Jakarta Sans';font-weight:800;font-size:20px;color:var(--ink)}
.brand .mark{width:26px;height:26px;border-radius:8px;background:var(--grad);position:relative;flex:none;box-shadow:0 6px 14px -6px rgba(14,160,140,.8)}
.brand .mark::after{content:"M";position:absolute;inset:0;display:grid;place-items:center;color:#fff;font-size:14px;font-weight:800;font-family:'Plus Jakarta Sans'}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a:not(.btn){font-size:15px;color:var(--slate);font-weight:500}
.nav-links a:not(.btn):hover{color:var(--brand-strong)}
.nav-links a.active{color:var(--brand-strong)}
.nav .btn-primary{padding:10px 20px;font-size:14.5px}

/* PAGE HEADER */
.page-head{position:relative;background:linear-gradient(180deg,var(--mint) 0%,#fff 100%);border-bottom:1px solid var(--line);padding:56px 0 46px;overflow:hidden}
.page-head .blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;z-index:0;pointer-events:none;width:420px;height:420px;background:radial-gradient(circle,#9be3d6,transparent 68%);top:-160px;right:-120px}
.page-head .inner{position:relative;z-index:1}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand-strong);background:#e3f6f1;border:1px solid #c5ece3;border-radius:30px;padding:6px 14px;margin-bottom:18px}
.page-head h1{font-size:clamp(30px,4.5vw,46px);font-weight:800;color:var(--ink);max-width:16em}
.page-head p.lede{font-size:18px;color:var(--slate);margin-top:16px;max-width:36em}

/* BREADCRUMB */
.crumb{font-size:13.5px;color:var(--slate-light);font-weight:500;margin-bottom:20px}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb a:hover{color:var(--brand-strong)}
.crumb li[aria-current]{color:var(--slate)}
.crumb .sep{color:var(--slate-light);opacity:.6}

/* BLOG LISTING GRID */
.blog-list{padding:64px 0 80px}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .16s,box-shadow .16s,border-color .16s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cfe0dc}
.post-card .thumb{aspect-ratio:16/9;background:var(--grad);position:relative}
.post-card .thumb .tag{position:absolute;top:12px;left:12px;font-size:11.5px;font-weight:600;color:#fff;background:rgba(21,36,59,.55);backdrop-filter:blur(4px);border-radius:20px;padding:5px 11px}
.post-card .body{display:flex;flex-direction:column;flex:1;padding:20px 20px 22px}
.post-card .meta{font-size:12.5px;color:var(--slate-light);font-weight:500;font-family:'IBM Plex Mono';margin-bottom:10px}
.post-card h2{font-size:19px;font-weight:700;color:var(--ink);line-height:1.25}
.post-card p{font-size:14.5px;color:var(--slate);margin-top:10px;flex:1}
.post-card .more{margin-top:16px;font-size:14px;font-weight:600;color:var(--brand-strong);display:inline-flex;align-items:center;gap:6px}
.post-card:hover .more{gap:9px}

/* ARTICLE LAYOUT */
.article-wrap{max-width:var(--maxw-article);margin:0 auto;padding:0 24px}
.article{padding:52px 0 72px}
.article-head h1{font-size:clamp(28px,4vw,42px);font-weight:800;color:var(--ink);margin-bottom:16px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;font-size:13.5px;color:var(--slate);font-weight:500;padding-bottom:26px;margin-bottom:0;border-bottom:1px solid var(--line)}
.article-meta .author{font-weight:600;color:var(--ink)}
.article-meta time{font-family:'IBM Plex Mono';font-size:12.5px}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--slate-light)}

/* TABLE OF CONTENTS */
.toc{background:var(--mint);border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin:30px 0 8px}
.toc h2{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-strong);margin-bottom:12px}
.toc ol{list-style:none;counter-reset:toc;display:flex;flex-direction:column;gap:8px}
.toc li{counter-increment:toc}
.toc a{font-size:15px;color:var(--slate);font-weight:500;display:inline-flex;gap:10px}
.toc a::before{content:counter(toc,decimal-leading-zero);font-family:'IBM Plex Mono';font-size:12.5px;color:var(--brand);font-weight:500}
.toc a:hover{color:var(--brand-strong)}

/* ARTICLE PROSE */
.prose{margin-top:14px;font-size:17px;line-height:1.75;color:#2d3b52}
.prose > *{margin-top:26px}
.prose > :first-child{margin-top:0}
.prose h2{scroll-margin-top:86px;font-size:26px;font-weight:700;color:var(--ink);margin-top:44px}
.prose h3{scroll-margin-top:86px;font-size:20px;font-weight:700;color:var(--ink);margin-top:32px}
.prose p{color:#2d3b52}
.prose a{color:var(--brand-strong);font-weight:600;text-decoration:underline;text-underline-offset:2px;text-decoration-color:#bfe3db}
.prose a:hover{text-decoration-color:var(--brand)}
.prose ul,.prose ol{padding-left:24px;display:flex;flex-direction:column;gap:10px}
.prose li{padding-left:4px}
.prose li::marker{color:var(--brand)}
.prose blockquote{border-left:3px solid var(--brand);background:var(--mint);padding:16px 22px;border-radius:0 12px 12px 0;color:var(--ink);font-size:17px}
.prose img{border-radius:14px;border:1px solid var(--line);box-shadow:var(--shadow-soft);width:100%}
.prose code{font-family:'IBM Plex Mono';font-size:.9em;background:var(--mint-2);border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.prose hr{border:none;border-top:1px solid var(--line)}
.prose figure figcaption{font-size:13px;color:var(--slate-light);text-align:center;margin-top:10px}

/* ARTICLE CTA */
.article-cta{margin-top:52px;background:var(--ink);border-radius:20px;padding:34px 34px;position:relative;overflow:hidden}
.article-cta::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% -20%,rgba(56,189,248,.4),transparent 55%),radial-gradient(circle at 0% 120%,rgba(14,160,140,.5),transparent 55%);opacity:.9}
.article-cta .ac-inner{position:relative;z-index:1}
.article-cta h2{font-size:24px;font-weight:800;color:#fff;max-width:16em}
.article-cta p{color:#c6d3e2;font-size:15.5px;margin-top:10px;max-width:34em}
.article-cta .btn{margin-top:20px}
.article-cta .terms{margin-top:14px;font-size:13px;color:rgba(255,255,255,.8)}

/* FOOTER (mirrors index.html) */
footer{background:var(--ink);color:#9fb0c4;padding:34px 0}
.foot-inner{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13.5px}
.foot-inner .brand{color:#fff;font-size:17px}
.foot-inner .brand .mark{box-shadow:none}
.foot-inner a:hover{color:#fff}

/* RESPONSIVE */
@media(max-width:900px){
  .card-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .card-grid{grid-template-columns:1fr}
  .nav-links a:not(.btn){display:none}
  .page-head{padding:42px 0 36px}
  .article{padding:36px 0 56px}
  .article-cta{padding:28px 24px}
  .prose{font-size:16px}
}