/* SEO Toolkit — hub + shared nav design system
   Dark navy + amber. Pairs with tool pages (green / LMS / atlas stay untouched). */
:root{
  --bg:#0b0e17; --bg2:#0e1320; --panel:#131a2c; --panel2:#1a2340;
  --text:#eef1f8; --muted:#9aa4bf; --faint:#6b7694;
  --accent:#ffb300; --accent2:#ff8a00; --green:#34d399;
  --border:#232c4a; --border-soft:#1b2340;
  --radius:16px; --radius-lg:22px;
  --shadow:0 24px 60px -30px rgba(0,0,0,.7);
  --font:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:var(--font);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
::selection{background:var(--accent);color:#231600}

/* ---------- hub nav ---------- */
.hub-nav{position:sticky;top:0;z-index:100;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:rgba(11,14,23,.82);border-bottom:1px solid var(--border)}
.hub-nav-inner{max-width:1240px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:14px}
.hub-brand{font-weight:800;font-size:17px;text-decoration:none;white-space:nowrap}
.hub-brand span{color:var(--accent)}
.hub-links{display:flex;gap:4px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.hub-links::-webkit-scrollbar{display:none}
.hub-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:600;padding:8px 12px;border-radius:10px;white-space:nowrap;transition:.2s}
.hub-links a:hover{color:#fff;background:var(--panel)}
.hub-cta{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#231600 !important;font-weight:800}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;text-align:center;padding:84px 20px 56px}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(110px);opacity:.35;pointer-events:none}
.hero::before{width:520px;height:520px;background:#3b2b00;top:-180px;left:-120px}
.hero::after{width:460px;height:460px;background:#0a3d2e;bottom:-220px;right:-120px}
.hero-inner{position:relative;max-width:820px;margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:1.6px;color:var(--accent);border:1px solid rgba(255,179,0,.35);background:rgba(255,179,0,.07);padding:7px 16px;border-radius:99px;margin-bottom:20px}
.hero h1{font-size:clamp(32px,5vw,56px);line-height:1.12;font-weight:800;letter-spacing:-.5px;margin-bottom:16px}
.hero h1 .grad{background:linear-gradient(120deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{color:var(--muted);font-size:clamp(15px,2vw,18px);max-width:640px;margin:0 auto 28px}
.hero-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:15px;padding:13px 26px;border-radius:12px;text-decoration:none;transition:.2s;border:1px solid transparent;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#231600;box-shadow:0 12px 30px -12px rgba(255,179,0,.5)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px -12px rgba(255,179,0,.6)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-ghost:hover{border-color:var(--muted)}
.stats{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.stat{background:rgba(19,26,44,.7);border:1px solid var(--border);border-radius:14px;padding:12px 22px;min-width:130px}
.stat b{display:block;font-size:22px;color:#fff}
.stat span{font-size:12.5px;color:var(--muted)}

/* ---------- sections ---------- */
.section{max-width:1240px;margin:0 auto;padding:44px 20px 8px}
.sec-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.sec-head h2{font-size:22px;font-weight:800}
.sec-head .count{font-size:13px;font-weight:800;color:var(--accent);background:rgba(255,179,0,.1);border:1px solid rgba(255,179,0,.3);padding:2px 10px;border-radius:99px}
.sec-head p{width:100%;color:var(--muted);font-size:14.5px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
.card{position:relative;background:linear-gradient(180deg,var(--panel),#101627);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;gap:10px;transition:.25s;overflow:hidden}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--tag,var(--accent));opacity:.85}
.card:hover{transform:translateY(-4px);border-color:var(--tag,var(--accent));box-shadow:var(--shadow)}
.card .icon{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:22px;background:var(--tagsoft,rgba(255,179,0,.12));border:1px solid var(--border)}
.card h3{font-size:17.5px}
.card h3 .num{color:var(--faint);font-weight:600;font-size:13px;margin-right:6px}
.card p{font-size:14px;color:var(--muted);flex:1}
.card .meta-row{display:flex;gap:6px;flex-wrap:wrap}
.card .meta-row span{font-size:11.5px;font-weight:700;color:var(--muted);border:1px solid var(--border);padding:3px 9px;border-radius:99px;background:rgba(255,255,255,.02)}
.card a.go{margin-top:6px;display:flex;align-items:center;justify-content:space-between;font-weight:800;font-size:14.5px;color:var(--tag,var(--accent));text-decoration:none;padding:11px 14px;border-radius:11px;background:rgba(255,255,255,.03);border:1px solid var(--border);transition:.2s}
.card a.go:hover{background:var(--tag,var(--accent));color:#14100a;border-color:transparent}

/* ---------- workflow ---------- */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
.step{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.step .n{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#231600;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:12px}
.step h3{font-size:16px;margin-bottom:6px}
.step p{font-size:13.5px;color:var(--muted)}

/* ---------- faq ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq details{background:var(--panel);border:1px solid var(--border);border-radius:13px;overflow:hidden}
.faq summary{cursor:pointer;padding:15px 18px;font-weight:700;font-size:15px;list-style:none;display:flex;gap:10px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--accent);font-size:18px;font-weight:800}
.faq details[open] summary::before{content:"–"}
.faq details p{padding:0 18px 16px;color:var(--muted);font-size:14px}

/* ---------- footer ---------- */
footer{margin-top:56px;border-top:1px solid var(--border);background:#080b12}
.foot-inner{max-width:1240px;margin:0 auto;padding:34px 20px;display:flex;gap:26px;flex-wrap:wrap;justify-content:space-between;align-items:flex-start}
.foot-brand{font-weight:800;font-size:16px}
.foot-brand span{color:var(--accent)}
.foot-inner p{color:var(--faint);font-size:13px;max-width:380px;margin-top:6px}
.foot-links{display:flex;gap:16px;flex-wrap:wrap;font-size:13.5px}
.foot-links a{color:var(--muted);text-decoration:none}
.foot-links a:hover{color:var(--accent)}
.foot-base{border-top:1px solid var(--border-soft);text-align:center;padding:14px;color:var(--faint);font-size:12.5px}

@media(max-width:640px){
  .hero{padding:60px 16px 40px}
  .hub-links a{font-size:13px;padding:7px 9px}
  .grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){*{transition:none !important}html{scroll-behavior:auto}}