/* ============================================================
   FlowHub Blog — LIGHT editorial / magazine theme
   Not linked in main nav. Discoverable via search + AI only.
   ============================================================ */
:root{
  --emerald:#1E7A5E; --emerald-bright:#2A9D7A; --sage:#3DB88E; --gold:#B8905A;
  --gradient-brand:linear-gradient(135deg,#1E7A5E 0%,#2A9D7A 55%,#3DB88E 100%);
  --bg:#FFFFFF; --bg-soft:#F6F5F1; --bg-warm:#FBFAF6; --surface:#FFFFFF;
  --ink:#15201C; --ink-soft:#3A4842; --muted:#6C7A73; --faint:#9AA6A0;
  --line:rgba(20,32,28,.09); --line-strong:rgba(20,32,28,.16); --line-emerald:rgba(30,122,94,.28);
  --shadow-sm:0 1px 2px rgba(20,32,28,.06),0 2px 8px rgba(20,32,28,.05);
  --shadow-md:0 6px 24px rgba(20,32,28,.09),0 2px 6px rgba(20,32,28,.05);
  --shadow-emerald:0 10px 30px rgba(30,122,94,.20);
  --radius:14px; --radius-lg:18px; --radius-full:999px; --ease:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:'Plus Jakarta Sans',sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* widths — reading column narrow, media breaks out wider */
.wrap{max-width:720px;margin:0 auto;padding:0 24px}
.wrap-mid{max-width:940px;margin:0 auto;padding:0 24px}
.wrap-wide{max-width:1180px;margin:0 auto;padding:0 24px}

/* NAV */
.b-nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.b-nav-inner{display:flex;align-items:center;justify-content:space-between;height:66px;max-width:1180px;margin:0 auto;padding:0 24px}
.b-logo{font-weight:800;font-size:21px;letter-spacing:-.02em;color:var(--ink)}
.b-logo span{color:var(--emerald)}
.b-nav-cta{display:inline-flex;align-items:center;gap:8px;background:var(--gradient-brand);color:#fff;font-weight:700;font-size:14px;padding:10px 20px;border-radius:var(--radius-full);box-shadow:var(--shadow-emerald);transition:transform .2s var(--ease)}
.b-nav-cta:hover{transform:translateY(-1px)}

/* ARTICLE HEADER (magazine, left-aligned, wider) */
.article-head{padding:48px 0 8px}
.article-head .wrap-mid{padding-top:0}
.breadcrumb{font-size:13px;color:var(--faint);margin-bottom:18px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--emerald)}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--emerald);margin-bottom:14px}
.article-head h1{font-size:clamp(31px,4.6vw,50px);font-weight:800;line-height:1.1;letter-spacing:-.03em;color:var(--ink);max-width:15ch;margin-bottom:18px}
.meta{display:flex;align-items:center;gap:11px;font-size:14px;color:var(--muted);flex-wrap:wrap}
.meta .dot{width:4px;height:4px;border-radius:50%;background:var(--faint)}
.meta .avatar{width:30px;height:30px;border-radius:50%;background:var(--gradient-brand);display:inline-flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:13px}

/* HERO IMAGE — full-bleed wide band */
.hero-fig{margin:30px auto 8px;max-width:1180px;padding:0 24px}
.hero-fig img{width:100%;height:clamp(260px,44vw,480px);object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-md)}
.hero-fig figcaption{font-size:12.5px;color:var(--faint);margin-top:10px;text-align:right}

/* BODY */
.article{padding:24px 0 24px}
.lede{font-size:21px;line-height:1.6;color:var(--ink);margin:8px 0 26px;font-weight:600}
.article-body h2{font-size:clamp(24px,3.2vw,32px);font-weight:800;letter-spacing:-.02em;color:var(--ink);margin:46px 0 14px;line-height:1.18}
.article-body h3{font-size:20px;font-weight:800;color:var(--ink);margin:30px 0 8px}
.article-body p{font-size:18px;color:var(--ink-soft);margin-bottom:20px}
.article-body ul,.article-body ol{margin:0 0 22px 24px}
.article-body li{font-size:18px;color:var(--ink-soft);margin-bottom:11px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body em{color:var(--ink-soft)}
.article-body a{color:var(--emerald);font-weight:600;border-bottom:1px solid var(--line-emerald)}
.article-body a:hover{color:var(--emerald-bright);border-bottom-color:var(--emerald-bright)}
.stat{color:var(--emerald);font-weight:800}

/* INLINE FIGURES — can break wider than text column */
figure.inline{margin:32px 0}
figure.inline img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow-sm)}
figure.inline figcaption{font-size:13px;color:var(--faint);margin-top:9px;font-style:italic}
figure.wide{margin:36px calc(50% - 47vw);max-width:94vw;width:94vw}
@media(min-width:1000px){figure.wide{margin:40px -110px;max-width:940px;width:940px}}

/* pull quote */
.pull{border-left:4px solid var(--emerald);padding:6px 0 6px 22px;margin:30px 0;font-size:22px;font-weight:700;line-height:1.35;color:var(--ink)}

/* CTA card — light, warm */
.cta-card{background:var(--bg-warm);border:1px solid var(--line-emerald);border-radius:var(--radius-lg);padding:30px;margin:38px 0;box-shadow:var(--shadow-sm)}
.cta-card p{font-size:17.5px;color:var(--ink);margin-bottom:18px}
.cta-card .btns{display:flex;gap:12px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--gradient-brand);color:#fff;font-weight:700;font-size:15px;padding:13px 24px;border-radius:var(--radius-full);box-shadow:var(--shadow-emerald);transition:transform .2s var(--ease)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-strong);color:var(--ink);font-weight:700;font-size:15px;padding:13px 22px;border-radius:var(--radius-full);transition:border-color .2s,color .2s}
.btn-ghost:hover{border-color:var(--emerald);color:var(--emerald)}

/* related */
.related{border-top:1px solid var(--line);margin-top:52px;padding-top:32px}
.related h4{font-size:12px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin-bottom:16px}
.related a{display:flex;align-items:center;gap:14px;padding:12px;border:1px solid var(--line);border-radius:var(--radius);margin-bottom:11px;font-weight:700;font-size:16px;color:var(--ink);background:var(--surface);transition:border-color .2s,transform .2s var(--ease);box-shadow:var(--shadow-sm)}
.related a:hover{border-color:var(--line-emerald);transform:translateX(3px)}
.related a img{width:64px;height:48px;object-fit:cover;border-radius:9px;flex-shrink:0}

/* HUB */
.hub-hero{padding:60px 0 20px;text-align:center}
.hub-hero .eyebrow{display:inline-block}
.hub-hero h1{font-size:clamp(34px,5.5vw,54px);font-weight:800;letter-spacing:-.035em;line-height:1.05;color:var(--ink);margin-bottom:16px}
.hub-hero p{font-size:19px;color:var(--muted);max-width:600px;margin:0 auto;line-height:1.6}
.silo-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:26px}
.silo-chip{font-size:13.5px;font-weight:700;padding:9px 18px;border-radius:var(--radius-full);border:1px solid var(--line-strong);color:var(--muted);background:var(--surface)}
.silo-chip.active{border-color:var(--emerald);color:#fff;background:var(--emerald)}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;padding:28px 0 72px}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:border-color .25s,transform .25s var(--ease),box-shadow .25s;box-shadow:var(--shadow-sm)}
.post-card:hover{border-color:var(--line-emerald);transform:translateY(-4px);box-shadow:var(--shadow-md)}
.post-card .thumb{width:100%;height:180px;object-fit:cover}
.post-card .pc-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex-grow:1}
.post-card .tag{font-size:11px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--emerald);margin-bottom:11px}
.post-card h3{font-size:20px;font-weight:800;line-height:1.25;letter-spacing:-.02em;color:var(--ink);margin-bottom:10px}
.post-card p{font-size:15px;color:var(--muted);margin-bottom:16px;flex-grow:1;line-height:1.6}
.post-card .read{font-size:14px;font-weight:800;color:var(--emerald)}

/* FOOTER */
.b-foot{border-top:1px solid var(--line);background:var(--bg-soft);padding:44px 0;margin-top:56px;text-align:center}
.b-foot .brand{font-weight:800;font-size:19px;color:var(--ink);margin-bottom:8px}
.b-foot .brand span{color:var(--emerald)}
.b-foot p{font-size:13.5px;color:var(--muted);margin-bottom:6px}
.b-foot a{color:var(--ink-soft);font-weight:600}
.b-foot a:hover{color:var(--emerald)}

@media(max-width:640px){
  .article-head{padding:32px 0 4px}
  .lede{font-size:19px}
  .article-body p,.article-body li{font-size:17px}
  .cta-card{padding:22px}
  figure.wide{margin:28px -24px;max-width:100vw;width:100vw}
  figure.wide img{border-radius:0}
}